Seqino PDP API (1.0.0)
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Seqino PDP API - Modern interface to France's e-Invoicing services

Download OpenAPI description

openapi.json

openapi.yaml

Overview

URL

https://pdp.seqino.dev/

Servers

Dev server for Beta Testers

https://pdp.seqino.dev/api/

👥 Clients
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Manage clients

Operations

📘 Directory
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Directory operations

Operations

📝 Drafts
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Create and validate invoice drafts

Operations

🆕 Create invoice draft from EN16931-compatible JSON

Request

Create a new invoice draft from EN16931-compatible JSON data.

This endpoint allows you to create a draft invoice that can be validated and refined before final submission. Drafts support partial data and can be updated multiple times before validation.

Security

APIKeyHeader

Headers

X-PDP-Client-Idstring(X-Pdp-Client-Id)required

ID of the PDP Client for which the operation is performed

Examples:

Sandbox client sandbox-client-seqino

Bodyapplication/jsonrequired

specification_identifierstring(Specification Identifier)

Specification identifier (BT-24)

Default "urn:cen.eu:en16931:2017#compliant#urn:fdc:peppol.eu:2017:poacc:billing:01:1.0"

issue_datestring(date)(Issue Date)required

Invoice issue date (BT-2)

due_dateDue Date (string) or Due Date (null)(Due Date)

Any of:

Payment due date (BT-9)

string(date)(Due Date)

type_codestring(InvoiceTypeCode)required

Enum"380""381""383""384"

currency_codestring(Currency Code)required

Invoice currency code (BT-5) - ISO 4217

tax_point_dateTax Point Date (string) or Tax Point Date (null)(Tax Point Date)

Any of:

Tax point date (BT-7)

string(date)(Tax Point Date)

value_added_tax_point_dateValue Added Tax Point Date (string) or Value Added Tax Point Date (null)(Value Added Tax Point Date)

Any of:

Value added tax point date (BT-8)

string(date)(Value Added Tax Point Date)

business_process_typeBusiness Process Type (string) or Business Process Type (null)(Business Process Type)

Any of:

Business process type (BT-23)

string(Business Process Type)

purchase_order_referencePurchase Order Reference (string) or Purchase Order Reference (null)(Purchase Order Reference)

Any of:

Purchase order reference (BT-13)

string(Purchase Order Reference)

sales_order_referenceSales Order Reference (string) or Sales Order Reference (null)(Sales Order Reference)

Any of:

Sales order reference (BT-14)

string(Sales Order Reference)

receiving_advice_referenceReceiving Advice Reference (string) or Receiving Advice Reference (null)(Receiving Advice Reference)

Any of:

Receiving advice reference (BT-15)

string(Receiving Advice Reference)

despatch_advice_referenceDespatch Advice Reference (string) or Despatch Advice Reference (null)(Despatch Advice Reference)

Any of:

Despatch advice reference (BT-16)

string(Despatch Advice Reference)

tender_or_lot_referenceTender Or Lot Reference (string) or Tender Or Lot Reference (null)(Tender Or Lot Reference)

Any of:

Tender or lot reference (BT-17)

string(Tender Or Lot Reference)

invoice_object_identifierInvoice Object Identifier (string) or Invoice Object Identifier (null)(Invoice Object Identifier)

Any of:

Invoiced object identifier (BT-18)

string(Invoice Object Identifier)

buyer_accounting_referenceBuyer Accounting Reference (string) or Buyer Accounting Reference (null)(Buyer Accounting Reference)

Any of:

Buyer accounting reference (BT-19)

string(Buyer Accounting Reference)

project_referenceProject Reference (string) or Project Reference (null)(Project Reference)

Any of:

Project reference (BT-11)

string(Project Reference)

contract_referenceContract Reference (string) or Contract Reference (null)(Contract Reference)

Any of:

Contract reference (BT-12)

string(Contract Reference)

sellerobject(Seller)required

seller.namestring(Name)required

Party name

seller.postal_addressobject(models__invoicing__Address)required

seller.postal_address.street_nameStreet Name (string) or Street Name (null)(Street Name)

Any of:

string(Street Name)

seller.postal_address.additional_street_nameAdditional Street Name (string) or Additional Street Name (null)(Additional Street Name)

Any of:

string(Additional Street Name)

seller.postal_address.city_namestring(City Name)required

seller.postal_address.postal_zonePostal Zone (string) or Postal Zone (null)(Postal Zone)

Any of:

string(Postal Zone)

seller.postal_address.country_subdivisionCountry Subdivision (string) or Country Subdivision (null)(Country Subdivision)

Any of:

string(Country Subdivision)

seller.postal_address.country_codestring(Country Code)required

ISO 3166-1 alpha-2 country code

seller.electronic_addressElectronicAddress (object) or null

Any of:

seller.tax_registrationsArray of Tax Registrations (objects) or Tax Registrations (null)(Tax Registrations)

Any of:

seller.legal_registration_nameLegal Registration Name (string) or Legal Registration Name (null)(Legal Registration Name)

Any of:

string(Legal Registration Name)

seller.trading_nameTrading Name (string) or Trading Name (null)(Trading Name)

Any of:

string(Trading Name)

seller.party_identifierParty Identifier (string) or Party Identifier (null)(Party Identifier)

Any of:

Party identifier

string(Party Identifier)

seller.party_identifier_schemeParty Identifier Scheme (string) or Party Identifier Scheme (null)(Party Identifier Scheme)

Any of:

Party identifier scheme

string(Party Identifier Scheme)

seller.seller_identifierSeller Identifier (string) or Seller Identifier (null)(Seller Identifier)

Any of:

Seller identifier (BT-29)

string(Seller Identifier)

seller.seller_identifier_schemeSeller Identifier Scheme (string) or Seller Identifier Scheme (null)(Seller Identifier Scheme)

Any of:

Seller identifier scheme (BT-30)

string(Seller Identifier Scheme)

seller.seller_vat_identifierSeller Vat Identifier (string) or Seller Vat Identifier (null)(Seller Vat Identifier)

Any of:

Seller VAT identifier (BT-31)

string(Seller Vat Identifier)

seller.seller_tax_registration_identifierSeller Tax Registration Identifier (string) or Seller Tax Registration Identifier (null)(Seller Tax Registration Identifier)

Any of:

Seller tax registration identifier (BT-32)

string(Seller Tax Registration Identifier)

seller.seller_additional_legal_informationSeller Additional Legal Information (string) or Seller Additional Legal Information (null)(Seller Additional Legal Information)

Any of:

Seller additional legal information (BT-33)

string(Seller Additional Legal Information)

buyerobject(Buyer)required

buyer.namestring(Name)required

Party name

buyer.postal_addressobject(models__invoicing__Address)required

buyer.postal_address.street_nameStreet Name (string) or Street Name (null)(Street Name)

Any of:

string(Street Name)

buyer.postal_address.additional_street_nameAdditional Street Name (string) or Additional Street Name (null)(Additional Street Name)

Any of:

string(Additional Street Name)

buyer.postal_address.city_namestring(City Name)required

buyer.postal_address.postal_zonePostal Zone (string) or Postal Zone (null)(Postal Zone)

Any of:

string(Postal Zone)

buyer.postal_address.country_subdivisionCountry Subdivision (string) or Country Subdivision (null)(Country Subdivision)

Any of:

string(Country Subdivision)

buyer.postal_address.country_codestring(Country Code)required

ISO 3166-1 alpha-2 country code

buyer.electronic_addressElectronicAddress (object) or null

Any of:

buyer.tax_registrationsArray of Tax Registrations (objects) or Tax Registrations (null)(Tax Registrations)

Any of:

buyer.legal_registration_nameLegal Registration Name (string) or Legal Registration Name (null)(Legal Registration Name)

Any of:

string(Legal Registration Name)

buyer.trading_nameTrading Name (string) or Trading Name (null)(Trading Name)

Any of:

string(Trading Name)

buyer.party_identifierParty Identifier (string) or Party Identifier (null)(Party Identifier)

Any of:

Party identifier

string(Party Identifier)

buyer.party_identifier_schemeParty Identifier Scheme (string) or Party Identifier Scheme (null)(Party Identifier Scheme)

Any of:

Party identifier scheme

string(Party Identifier Scheme)

buyer.buyer_identifierBuyer Identifier (string) or Buyer Identifier (null)(Buyer Identifier)

Any of:

Buyer identifier (BT-46)

string(Buyer Identifier)

buyer.buyer_identifier_schemeBuyer Identifier Scheme (string) or Buyer Identifier Scheme (null)(Buyer Identifier Scheme)

Any of:

Buyer identifier scheme (BT-47)

string(Buyer Identifier Scheme)

buyer.buyer_legal_registration_identifierBuyer Legal Registration Identifier (string) or Buyer Legal Registration Identifier (null)(Buyer Legal Registration Identifier)

Any of:

Buyer legal registration identifier (BT-47)

string(Buyer Legal Registration Identifier)

buyer.buyer_vat_identifierBuyer Vat Identifier (string) or Buyer Vat Identifier (null)(Buyer Vat Identifier)

Any of:

Buyer VAT identifier (BT-48)

string(Buyer Vat Identifier)

invoice_linesArray of objects(Invoice Lines)non-emptyrequired

Invoice lines (BG-25)

invoice_lines[].line_idstring(Line Id)required

Invoice line identifier

invoice_lines[].invoiced_quantityInvoiced Quantity (number) or Invoiced Quantity (string)(Invoiced Quantity)required

Any of:

Invoiced quantity

number(Invoiced Quantity)

invoice_lines[].unit_of_measurestring(Unit Of Measure)required

Unit of measure code

invoice_lines[].line_net_amountLine Net Amount (number) or Line Net Amount (string)(Line Net Amount)required

Any of:

Invoice line net amount

number(Line Net Amount)

invoice_lines[].item_namestring(Item Name)required

Item name

invoice_lines[].item_descriptionItem Description (string) or Item Description (null)(Item Description)

Any of:

string(Item Description)

invoice_lines[].item_priceItem Price (number) or Item Price (string)(Item Price)required

Any of:

Item net price

number(Item Price)

invoice_lines[].vat_category_codestring(VATCategoryCode)required

Enum"S""Z""E""AE""K""O"

invoice_lines[].vat_rateVat Rate (number) or Vat Rate (string) or Vat Rate (null)(Vat Rate)

Any of:

VAT rate as percentage

number(Vat Rate)

vat_breakdownsArray of objects(Vat Breakdowns)required

VAT breakdown (BG-23)

vat_breakdowns[].category_codestring(VATCategoryCode)required

Enum"S""Z""E""AE""K""O"

vat_breakdowns[].rateRate (number) or Rate (string) or Rate (null)(Rate)

Any of:

VAT rate as percentage

number(Rate)

vat_breakdowns[].taxable_amountTaxable Amount (number) or Taxable Amount (string)(Taxable Amount)required

Any of:

VAT taxable amount

number(Taxable Amount)

vat_breakdowns[].tax_amountTax Amount (number) or Tax Amount (string)(Tax Amount)required

Any of:

VAT amount

number(Tax Amount)

vat_breakdowns[].exemption_reasonExemption Reason (string) or Exemption Reason (null)(Exemption Reason)

Any of:

string(Exemption Reason)

document_totalsobject(DocumentTotals-Input)required

document_totals.sum_of_line_net_amountsSum Of Line Net Amounts (number) or Sum Of Line Net Amounts (string)(Sum Of Line Net Amounts)required

Any of:

Sum of Invoice line net amount (BT-106)

number(Sum Of Line Net Amounts)

document_totals.sum_of_allowancesSum Of Allowances (number) or Sum Of Allowances (string) or Sum Of Allowances (null)(Sum Of Allowances)

Any of:

Sum of allowances on document level

number(Sum Of Allowances)

document_totals.sum_of_chargesSum Of Charges (number) or Sum Of Charges (string) or Sum Of Charges (null)(Sum Of Charges)

Any of:

Sum of charges on document level

number(Sum Of Charges)

document_totals.invoice_total_without_vatInvoice Total Without Vat (number) or Invoice Total Without Vat (string)(Invoice Total Without Vat)required

Any of:

Invoice total amount without VAT (BT-109)

number(Invoice Total Without Vat)

document_totals.invoice_total_vat_amountInvoice Total Vat Amount (number) or Invoice Total Vat Amount (string)(Invoice Total Vat Amount)required

Any of:

Invoice total VAT amount (BT-110)

number(Invoice Total Vat Amount)

document_totals.invoice_total_with_vatInvoice Total With Vat (number) or Invoice Total With Vat (string)(Invoice Total With Vat)required

Any of:

Invoice total amount with VAT (BT-112)

number(Invoice Total With Vat)

document_totals.paid_amountPaid Amount (number) or Paid Amount (string) or Paid Amount (null)(Paid Amount)

Any of:

Paid amount

number(Paid Amount)

document_totals.rounding_amountRounding Amount (number) or Rounding Amount (string) or Rounding Amount (null)(Rounding Amount)

Any of:

Rounding amount

number(Rounding Amount)

document_totals.amount_due_for_paymentAmount Due For Payment (number) or Amount Due For Payment (string)(Amount Due For Payment)required

Any of:

Amount due for payment (BT-115)

number(Amount Due For Payment)

payment_termsPaymentTerms (object) or null

Any of:

Payment instructions (BG-16)

order_referenceOrder Reference (string) or Order Reference (null)(Order Reference)

Any of:

Deprecated: use purchase_order_reference instead

string(Order Reference)

invoice_noteInvoice Note (string) or Invoice Note (null)(Invoice Note)

Any of:

Invoice note (BT-22)

string(Invoice Note)

preceding_invoice_referencePreceding Invoice Reference (string) or Preceding Invoice Reference (null)(Preceding Invoice Reference)

Any of:

For credit notes - reference to original invoice (BT-25)

string(Preceding Invoice Reference)

curl -i -X POST \
  https://pdp.seqino.dev/api/drafts \
  -H 'Authorization: YOUR_API_KEY_HERE' \
  -H 'Content-Type: application/json' \
  -H 'X-PDP-Client-Id: string' \
  -d '{
    "specification_identifier": "urn:cen.eu:en16931:2017#compliant#urn:fdc:peppol.eu:2017:poacc:billing:01:1.0",
    "issue_date": "2024-01-15",
    "type_code": "380",
    "currency_code": "EUR",
    "seller": {
      "name": "Seqino",
      "postal_address": {
        "street_name": "123 Rue de la République",
        "city_name": "Paris",
        "postal_zone": "75001",
        "country_code": "FR"
      },
      "electronic_address": {
        "scheme_id": "0088",
        "value": "1234567890123"
      },
      "tax_registrations": [
        {
          "scheme_id": "VAT",
          "value": "FR12345678901"
        }
      ],
      "legal_registration_name": "Seqino",
      "trading_name": "Seqino Corp",
      "seller_identifier": "SELLER123",
      "seller_identifier_scheme": "GLN",
      "seller_vat_identifier": "FR12345678901",
      "seller_tax_registration_identifier": "SIRET12345678901234",
      "seller_additional_legal_information": "Société par actions simplifiée au capital de 100 000 EUR"
    },
    "buyer": {
      "name": "Beispiel GmbH",
      "postal_address": {
        "street_name": "Musterstraße 42",
        "city_name": "Berlin",
        "postal_zone": "10115",
        "country_code": "DE"
      },
      "tax_registrations": [
        {
          "scheme_id": "VAT",
          "value": "DE123456789"
        }
      ],
      "legal_registration_name": "Beispiel GmbH",
      "buyer_identifier": "BUYER456",
      "buyer_identifier_scheme": "GLN",
      "buyer_legal_registration_identifier": "HRB12345",
      "buyer_vat_identifier": "DE123456789"
    },
    "invoice_lines": [
      {
        "line_id": "1",
        "invoiced_quantity": 10,
        "unit_of_measure": "PCE",
        "line_net_amount": 1000,
        "item_name": "Software License",
        "item_description": "Enterprise software license for 12 months",
        "item_price": 100,
        "vat_category_code": "S",
        "vat_rate": 20
      },
      {
        "line_id": "2",
        "invoiced_quantity": 5,
        "unit_of_measure": "HUR",
        "line_net_amount": 500,
        "item_name": "Consulting Services",
        "item_description": "Technical consulting and support",
        "item_price": 100,
        "vat_category_code": "S",
        "vat_rate": 20
      }
    ],
    "vat_breakdowns": [
      {
        "category_code": "S",
        "rate": 20,
        "taxable_amount": 1500,
        "tax_amount": 300
      }
    ],
    "document_totals": {
      "sum_of_line_net_amounts": 1500,
      "invoice_total_without_vat": 1500,
      "invoice_total_vat_amount": 300,
      "invoice_total_with_vat": 1800,
      "amount_due_for_payment": 1800
    },
    "payment_terms": {
      "description": "Payment due within 30 days",
      "due_date": "2024-02-15"
    },
    "order_reference": "PO-2024-456",
    "invoice_note": "Sample draft for demonstration purposes"
  }'

Responses

Successful Response

Bodyapplication/json

draft_idstring(Draft Id)required

statusstring(InvoiceStatus)required

Enum"draft""submitted""validated""rejected""processed"

created_atstring(date-time)(Created At)required

Response

application/json

{
  "draft_id": "string",
  "status": "draft",
  "created_at": "2019-08-24T14:15:22Z"
}

📄 Get details of a draft invoice

Request

Get the details of a specific draft invoice.

Returns the complete draft data including all fields and their current values. This is useful for retrieving draft state before making updates.

Security

APIKeyHeader

Path

draft_idstring(Draft Id)required

Headers

X-PDP-Client-Idstring(X-Pdp-Client-Id)required

ID of the PDP Client for which the operation is performed

Examples:

Sandbox client sandbox-client-seqino

curl -i -X GET \
  'https://pdp.seqino.dev/api/drafts/{draft_id}' \
  -H 'Authorization: YOUR_API_KEY_HERE' \
  -H 'X-PDP-Client-Id: string'

Responses

Successful Response

Bodyapplication/json

specification_identifierstring(Specification Identifier)

Specification identifier (BT-24)

Default "urn:cen.eu:en16931:2017#compliant#urn:fdc:peppol.eu:2017:poacc:billing:01:1.0"

issue_datestring(date)(Issue Date)required

Invoice issue date (BT-2)

due_dateDue Date (string) or Due Date (null)(Due Date)

Any of:

Payment due date (BT-9)

string(date)(Due Date)

type_codestring(InvoiceTypeCode)required

Enum"380""381""383""384"

currency_codestring(Currency Code)required

Invoice currency code (BT-5) - ISO 4217

tax_point_dateTax Point Date (string) or Tax Point Date (null)(Tax Point Date)

Any of:

Tax point date (BT-7)

string(date)(Tax Point Date)

value_added_tax_point_dateValue Added Tax Point Date (string) or Value Added Tax Point Date (null)(Value Added Tax Point Date)

Any of:

Value added tax point date (BT-8)

string(date)(Value Added Tax Point Date)

business_process_typeBusiness Process Type (string) or Business Process Type (null)(Business Process Type)

Any of:

Business process type (BT-23)

string(Business Process Type)

purchase_order_referencePurchase Order Reference (string) or Purchase Order Reference (null)(Purchase Order Reference)

Any of:

Purchase order reference (BT-13)

string(Purchase Order Reference)

sales_order_referenceSales Order Reference (string) or Sales Order Reference (null)(Sales Order Reference)

Any of:

Sales order reference (BT-14)

string(Sales Order Reference)

receiving_advice_referenceReceiving Advice Reference (string) or Receiving Advice Reference (null)(Receiving Advice Reference)

Any of:

Receiving advice reference (BT-15)

string(Receiving Advice Reference)

despatch_advice_referenceDespatch Advice Reference (string) or Despatch Advice Reference (null)(Despatch Advice Reference)

Any of:

Despatch advice reference (BT-16)

string(Despatch Advice Reference)

tender_or_lot_referenceTender Or Lot Reference (string) or Tender Or Lot Reference (null)(Tender Or Lot Reference)

Any of:

Tender or lot reference (BT-17)

string(Tender Or Lot Reference)

invoice_object_identifierInvoice Object Identifier (string) or Invoice Object Identifier (null)(Invoice Object Identifier)

Any of:

Invoiced object identifier (BT-18)

string(Invoice Object Identifier)

buyer_accounting_referenceBuyer Accounting Reference (string) or Buyer Accounting Reference (null)(Buyer Accounting Reference)

Any of:

Buyer accounting reference (BT-19)

string(Buyer Accounting Reference)

project_referenceProject Reference (string) or Project Reference (null)(Project Reference)

Any of:

Project reference (BT-11)

string(Project Reference)

contract_referenceContract Reference (string) or Contract Reference (null)(Contract Reference)

Any of:

Contract reference (BT-12)

string(Contract Reference)

sellerobject(Seller)required

seller.namestring(Name)required

Party name

seller.postal_addressobject(models__invoicing__Address)required

seller.postal_address.street_nameStreet Name (string) or Street Name (null)(Street Name)

Any of:

string(Street Name)

seller.postal_address.additional_street_nameAdditional Street Name (string) or Additional Street Name (null)(Additional Street Name)

Any of:

string(Additional Street Name)

seller.postal_address.city_namestring(City Name)required

seller.postal_address.postal_zonePostal Zone (string) or Postal Zone (null)(Postal Zone)

Any of:

string(Postal Zone)

seller.postal_address.country_subdivisionCountry Subdivision (string) or Country Subdivision (null)(Country Subdivision)

Any of:

string(Country Subdivision)

seller.postal_address.country_codestring(Country Code)required

ISO 3166-1 alpha-2 country code

seller.electronic_addressElectronicAddress (object) or null

Any of:

seller.tax_registrationsArray of Tax Registrations (objects) or Tax Registrations (null)(Tax Registrations)

Any of:

seller.legal_registration_nameLegal Registration Name (string) or Legal Registration Name (null)(Legal Registration Name)

Any of:

string(Legal Registration Name)

seller.trading_nameTrading Name (string) or Trading Name (null)(Trading Name)

Any of:

string(Trading Name)

seller.party_identifierParty Identifier (string) or Party Identifier (null)(Party Identifier)

Any of:

Party identifier

string(Party Identifier)

seller.party_identifier_schemeParty Identifier Scheme (string) or Party Identifier Scheme (null)(Party Identifier Scheme)

Any of:

Party identifier scheme

string(Party Identifier Scheme)

seller.seller_identifierSeller Identifier (string) or Seller Identifier (null)(Seller Identifier)

Any of:

Seller identifier (BT-29)

string(Seller Identifier)

seller.seller_identifier_schemeSeller Identifier Scheme (string) or Seller Identifier Scheme (null)(Seller Identifier Scheme)

Any of:

Seller identifier scheme (BT-30)

string(Seller Identifier Scheme)

seller.seller_vat_identifierSeller Vat Identifier (string) or Seller Vat Identifier (null)(Seller Vat Identifier)

Any of:

Seller VAT identifier (BT-31)

string(Seller Vat Identifier)

seller.seller_tax_registration_identifierSeller Tax Registration Identifier (string) or Seller Tax Registration Identifier (null)(Seller Tax Registration Identifier)

Any of:

Seller tax registration identifier (BT-32)

string(Seller Tax Registration Identifier)

seller.seller_additional_legal_informationSeller Additional Legal Information (string) or Seller Additional Legal Information (null)(Seller Additional Legal Information)

Any of:

Seller additional legal information (BT-33)

string(Seller Additional Legal Information)

buyerobject(Buyer)required

buyer.namestring(Name)required

Party name

buyer.postal_addressobject(models__invoicing__Address)required

buyer.postal_address.street_nameStreet Name (string) or Street Name (null)(Street Name)

Any of:

string(Street Name)

buyer.postal_address.additional_street_nameAdditional Street Name (string) or Additional Street Name (null)(Additional Street Name)

Any of:

string(Additional Street Name)

buyer.postal_address.city_namestring(City Name)required

buyer.postal_address.postal_zonePostal Zone (string) or Postal Zone (null)(Postal Zone)

Any of:

string(Postal Zone)

buyer.postal_address.country_subdivisionCountry Subdivision (string) or Country Subdivision (null)(Country Subdivision)

Any of:

string(Country Subdivision)

buyer.postal_address.country_codestring(Country Code)required

ISO 3166-1 alpha-2 country code

buyer.electronic_addressElectronicAddress (object) or null

Any of:

buyer.tax_registrationsArray of Tax Registrations (objects) or Tax Registrations (null)(Tax Registrations)

Any of:

buyer.legal_registration_nameLegal Registration Name (string) or Legal Registration Name (null)(Legal Registration Name)

Any of:

string(Legal Registration Name)

buyer.trading_nameTrading Name (string) or Trading Name (null)(Trading Name)

Any of:

string(Trading Name)

buyer.party_identifierParty Identifier (string) or Party Identifier (null)(Party Identifier)

Any of:

Party identifier

string(Party Identifier)

buyer.party_identifier_schemeParty Identifier Scheme (string) or Party Identifier Scheme (null)(Party Identifier Scheme)

Any of:

Party identifier scheme

string(Party Identifier Scheme)

buyer.buyer_identifierBuyer Identifier (string) or Buyer Identifier (null)(Buyer Identifier)

Any of:

Buyer identifier (BT-46)

string(Buyer Identifier)

buyer.buyer_identifier_schemeBuyer Identifier Scheme (string) or Buyer Identifier Scheme (null)(Buyer Identifier Scheme)

Any of:

Buyer identifier scheme (BT-47)

string(Buyer Identifier Scheme)

buyer.buyer_legal_registration_identifierBuyer Legal Registration Identifier (string) or Buyer Legal Registration Identifier (null)(Buyer Legal Registration Identifier)

Any of:

Buyer legal registration identifier (BT-47)

string(Buyer Legal Registration Identifier)

buyer.buyer_vat_identifierBuyer Vat Identifier (string) or Buyer Vat Identifier (null)(Buyer Vat Identifier)

Any of:

Buyer VAT identifier (BT-48)

string(Buyer Vat Identifier)

invoice_linesArray of objects(Invoice Lines)non-emptyrequired

Invoice lines (BG-25)

invoice_lines[].line_idstring(Line Id)required

Invoice line identifier

invoice_lines[].invoiced_quantitystring(Invoiced Quantity)required

Invoiced quantity

invoice_lines[].unit_of_measurestring(Unit Of Measure)required

Unit of measure code

invoice_lines[].line_net_amountstring(Line Net Amount)required

Invoice line net amount

invoice_lines[].item_namestring(Item Name)required

Item name

invoice_lines[].item_descriptionItem Description (string) or Item Description (null)(Item Description)

Any of:

string(Item Description)

invoice_lines[].item_pricestring(Item Price)required

Item net price

invoice_lines[].vat_category_codestring(VATCategoryCode)required

Enum"S""Z""E""AE""K""O"

invoice_lines[].vat_rateVat Rate (string) or Vat Rate (null)(Vat Rate)

Any of:

VAT rate as percentage

string(Vat Rate)

vat_breakdownsArray of objects(Vat Breakdowns)required

VAT breakdown (BG-23)

vat_breakdowns[].category_codestring(VATCategoryCode)required

Enum"S""Z""E""AE""K""O"

vat_breakdowns[].rateRate (string) or Rate (null)(Rate)

Any of:

VAT rate as percentage

string(Rate)

vat_breakdowns[].taxable_amountstring(Taxable Amount)required

VAT taxable amount

vat_breakdowns[].tax_amountstring(Tax Amount)required

VAT amount

vat_breakdowns[].exemption_reasonExemption Reason (string) or Exemption Reason (null)(Exemption Reason)

Any of:

string(Exemption Reason)

document_totalsobject(DocumentTotals-Output)required

document_totals.sum_of_line_net_amountsstring(Sum Of Line Net Amounts)required

Sum of Invoice line net amount (BT-106)

document_totals.sum_of_allowancesSum Of Allowances (string) or Sum Of Allowances (null)(Sum Of Allowances)

Any of:

Sum of allowances on document level

string(Sum Of Allowances)

document_totals.sum_of_chargesSum Of Charges (string) or Sum Of Charges (null)(Sum Of Charges)

Any of:

Sum of charges on document level

string(Sum Of Charges)

document_totals.invoice_total_without_vatstring(Invoice Total Without Vat)required

Invoice total amount without VAT (BT-109)

document_totals.invoice_total_vat_amountstring(Invoice Total Vat Amount)required

Invoice total VAT amount (BT-110)

document_totals.invoice_total_with_vatstring(Invoice Total With Vat)required

Invoice total amount with VAT (BT-112)

document_totals.paid_amountPaid Amount (string) or Paid Amount (null)(Paid Amount)

Any of:

Paid amount

string(Paid Amount)

document_totals.rounding_amountRounding Amount (string) or Rounding Amount (null)(Rounding Amount)

Any of:

Rounding amount

string(Rounding Amount)

document_totals.amount_due_for_paymentstring(Amount Due For Payment)required

Amount due for payment (BT-115)

payment_termsPaymentTerms (object) or null

Any of:

Payment instructions (BG-16)

order_referenceOrder Reference (string) or Order Reference (null)(Order Reference)

Any of:

Deprecated: use purchase_order_reference instead

string(Order Reference)

invoice_noteInvoice Note (string) or Invoice Note (null)(Invoice Note)

Any of:

Invoice note (BT-22)

string(Invoice Note)

preceding_invoice_referencePreceding Invoice Reference (string) or Preceding Invoice Reference (null)(Preceding Invoice Reference)

Any of:

For credit notes - reference to original invoice (BT-25)

string(Preceding Invoice Reference)

Response

application/json

{
  "specification_identifier": "urn:cen.eu:en16931:2017#compliant#urn:fdc:peppol.eu:2017:poacc:billing:01:1.0",
  "issue_date": "2019-08-24",
  "due_date": "2019-08-24",
  "type_code": "380",
  "currency_code": "string",
  "tax_point_date": "2019-08-24",
  "value_added_tax_point_date": "2019-08-24",
  "business_process_type": "string",
  "purchase_order_reference": "string",
  "sales_order_reference": "string",
  "receiving_advice_reference": "string",
  "despatch_advice_reference": "string",
  "tender_or_lot_reference": "string",
  "invoice_object_identifier": "string",
  "buyer_accounting_reference": "string",
  "project_reference": "string",
  "contract_reference": "string",
  "seller": {
    "name": "string",
    "postal_address": { … },
    "electronic_address": { … },
    "tax_registrations": [ … ],
    "legal_registration_name": "string",
    "trading_name": "string",
    "party_identifier": "string",
    "party_identifier_scheme": "string",
    "seller_identifier": "string",
    "seller_identifier_scheme": "string",
    "seller_vat_identifier": "string",
    "seller_tax_registration_identifier": "string",
    "seller_additional_legal_information": "string"
  },
  "buyer": {
    "name": "string",
    "postal_address": { … },
    "electronic_address": { … },
    "tax_registrations": [ … ],
    "legal_registration_name": "string",
    "trading_name": "string",
    "party_identifier": "string",
    "party_identifier_scheme": "string",
    "buyer_identifier": "string",
    "buyer_identifier_scheme": "string",
    "buyer_legal_registration_identifier": "string",
    "buyer_vat_identifier": "string"
  },
  "invoice_lines": [
    { … }
  ],
  "vat_breakdowns": [
    { … }
  ],
  "document_totals": {
    "sum_of_line_net_amounts": "string",
    "sum_of_allowances": "string",
    "sum_of_charges": "string",
    "invoice_total_without_vat": "string",
    "invoice_total_vat_amount": "string",
    "invoice_total_with_vat": "string",
    "paid_amount": "string",
    "rounding_amount": "string",
    "amount_due_for_payment": "string"
  },
  "payment_terms": {
    "description": "string",
    "due_date": "2019-08-24"
  },
  "order_reference": "string",
  "invoice_note": "string",
  "preceding_invoice_reference": "string"
}

✏️ Update a draft invoice

Request

Update an existing draft invoice.

Completely replaces the draft content with the provided data. The draft will be re-validated after the update.

Security

APIKeyHeader

Path

draft_idstring(Draft Id)required

Headers

X-PDP-Client-Idstring(X-Pdp-Client-Id)required

ID of the PDP Client for which the operation is performed

Examples:

Sandbox client sandbox-client-seqino

Bodyapplication/jsonrequired

specification_identifierstring(Specification Identifier)

Specification identifier (BT-24)

Default "urn:cen.eu:en16931:2017#compliant#urn:fdc:peppol.eu:2017:poacc:billing:01:1.0"

issue_datestring(date)(Issue Date)required

Invoice issue date (BT-2)

due_dateDue Date (string) or Due Date (null)(Due Date)

Any of:

Payment due date (BT-9)

string(date)(Due Date)

type_codestring(InvoiceTypeCode)required

Enum"380""381""383""384"

currency_codestring(Currency Code)required

Invoice currency code (BT-5) - ISO 4217

tax_point_dateTax Point Date (string) or Tax Point Date (null)(Tax Point Date)

Any of:

Tax point date (BT-7)

string(date)(Tax Point Date)

value_added_tax_point_dateValue Added Tax Point Date (string) or Value Added Tax Point Date (null)(Value Added Tax Point Date)

Any of:

Value added tax point date (BT-8)

string(date)(Value Added Tax Point Date)

business_process_typeBusiness Process Type (string) or Business Process Type (null)(Business Process Type)

Any of:

Business process type (BT-23)

string(Business Process Type)

purchase_order_referencePurchase Order Reference (string) or Purchase Order Reference (null)(Purchase Order Reference)

Any of:

Purchase order reference (BT-13)

string(Purchase Order Reference)

sales_order_referenceSales Order Reference (string) or Sales Order Reference (null)(Sales Order Reference)

Any of:

Sales order reference (BT-14)

string(Sales Order Reference)

receiving_advice_referenceReceiving Advice Reference (string) or Receiving Advice Reference (null)(Receiving Advice Reference)

Any of:

Receiving advice reference (BT-15)

string(Receiving Advice Reference)

despatch_advice_referenceDespatch Advice Reference (string) or Despatch Advice Reference (null)(Despatch Advice Reference)

Any of:

Despatch advice reference (BT-16)

string(Despatch Advice Reference)

tender_or_lot_referenceTender Or Lot Reference (string) or Tender Or Lot Reference (null)(Tender Or Lot Reference)

Any of:

Tender or lot reference (BT-17)

string(Tender Or Lot Reference)

invoice_object_identifierInvoice Object Identifier (string) or Invoice Object Identifier (null)(Invoice Object Identifier)

Any of:

Invoiced object identifier (BT-18)

string(Invoice Object Identifier)

buyer_accounting_referenceBuyer Accounting Reference (string) or Buyer Accounting Reference (null)(Buyer Accounting Reference)

Any of:

Buyer accounting reference (BT-19)

string(Buyer Accounting Reference)

project_referenceProject Reference (string) or Project Reference (null)(Project Reference)

Any of:

Project reference (BT-11)

string(Project Reference)

contract_referenceContract Reference (string) or Contract Reference (null)(Contract Reference)

Any of:

Contract reference (BT-12)

string(Contract Reference)

sellerobject(Seller)required

seller.namestring(Name)required

Party name

seller.postal_addressobject(models__invoicing__Address)required

seller.postal_address.street_nameStreet Name (string) or Street Name (null)(Street Name)

Any of:

string(Street Name)

seller.postal_address.additional_street_nameAdditional Street Name (string) or Additional Street Name (null)(Additional Street Name)

Any of:

string(Additional Street Name)

seller.postal_address.city_namestring(City Name)required

seller.postal_address.postal_zonePostal Zone (string) or Postal Zone (null)(Postal Zone)

Any of:

string(Postal Zone)

seller.postal_address.country_subdivisionCountry Subdivision (string) or Country Subdivision (null)(Country Subdivision)

Any of:

string(Country Subdivision)

seller.postal_address.country_codestring(Country Code)required

ISO 3166-1 alpha-2 country code

seller.electronic_addressElectronicAddress (object) or null

Any of:

seller.tax_registrationsArray of Tax Registrations (objects) or Tax Registrations (null)(Tax Registrations)

Any of:

seller.legal_registration_nameLegal Registration Name (string) or Legal Registration Name (null)(Legal Registration Name)

Any of:

string(Legal Registration Name)

seller.trading_nameTrading Name (string) or Trading Name (null)(Trading Name)

Any of:

string(Trading Name)

seller.party_identifierParty Identifier (string) or Party Identifier (null)(Party Identifier)

Any of:

Party identifier

string(Party Identifier)

seller.party_identifier_schemeParty Identifier Scheme (string) or Party Identifier Scheme (null)(Party Identifier Scheme)

Any of:

Party identifier scheme

string(Party Identifier Scheme)

seller.seller_identifierSeller Identifier (string) or Seller Identifier (null)(Seller Identifier)

Any of:

Seller identifier (BT-29)

string(Seller Identifier)

seller.seller_identifier_schemeSeller Identifier Scheme (string) or Seller Identifier Scheme (null)(Seller Identifier Scheme)

Any of:

Seller identifier scheme (BT-30)

string(Seller Identifier Scheme)

seller.seller_vat_identifierSeller Vat Identifier (string) or Seller Vat Identifier (null)(Seller Vat Identifier)

Any of:

Seller VAT identifier (BT-31)

string(Seller Vat Identifier)

seller.seller_tax_registration_identifierSeller Tax Registration Identifier (string) or Seller Tax Registration Identifier (null)(Seller Tax Registration Identifier)

Any of:

Seller tax registration identifier (BT-32)

string(Seller Tax Registration Identifier)

seller.seller_additional_legal_informationSeller Additional Legal Information (string) or Seller Additional Legal Information (null)(Seller Additional Legal Information)

Any of:

Seller additional legal information (BT-33)

string(Seller Additional Legal Information)

buyerobject(Buyer)required

buyer.namestring(Name)required

Party name

buyer.postal_addressobject(models__invoicing__Address)required

buyer.postal_address.street_nameStreet Name (string) or Street Name (null)(Street Name)

Any of:

string(Street Name)

buyer.postal_address.additional_street_nameAdditional Street Name (string) or Additional Street Name (null)(Additional Street Name)

Any of:

string(Additional Street Name)

buyer.postal_address.city_namestring(City Name)required

buyer.postal_address.postal_zonePostal Zone (string) or Postal Zone (null)(Postal Zone)

Any of:

string(Postal Zone)

buyer.postal_address.country_subdivisionCountry Subdivision (string) or Country Subdivision (null)(Country Subdivision)

Any of:

string(Country Subdivision)

buyer.postal_address.country_codestring(Country Code)required

ISO 3166-1 alpha-2 country code

buyer.electronic_addressElectronicAddress (object) or null

Any of:

buyer.tax_registrationsArray of Tax Registrations (objects) or Tax Registrations (null)(Tax Registrations)

Any of:

buyer.legal_registration_nameLegal Registration Name (string) or Legal Registration Name (null)(Legal Registration Name)

Any of:

string(Legal Registration Name)

buyer.trading_nameTrading Name (string) or Trading Name (null)(Trading Name)

Any of:

string(Trading Name)

buyer.party_identifierParty Identifier (string) or Party Identifier (null)(Party Identifier)

Any of:

Party identifier

string(Party Identifier)

buyer.party_identifier_schemeParty Identifier Scheme (string) or Party Identifier Scheme (null)(Party Identifier Scheme)

Any of:

Party identifier scheme

string(Party Identifier Scheme)

buyer.buyer_identifierBuyer Identifier (string) or Buyer Identifier (null)(Buyer Identifier)

Any of:

Buyer identifier (BT-46)

string(Buyer Identifier)

buyer.buyer_identifier_schemeBuyer Identifier Scheme (string) or Buyer Identifier Scheme (null)(Buyer Identifier Scheme)

Any of:

Buyer identifier scheme (BT-47)

string(Buyer Identifier Scheme)

buyer.buyer_legal_registration_identifierBuyer Legal Registration Identifier (string) or Buyer Legal Registration Identifier (null)(Buyer Legal Registration Identifier)

Any of:

Buyer legal registration identifier (BT-47)

string(Buyer Legal Registration Identifier)

buyer.buyer_vat_identifierBuyer Vat Identifier (string) or Buyer Vat Identifier (null)(Buyer Vat Identifier)

Any of:

Buyer VAT identifier (BT-48)

string(Buyer Vat Identifier)

invoice_linesArray of objects(Invoice Lines)non-emptyrequired

Invoice lines (BG-25)

invoice_lines[].line_idstring(Line Id)required

Invoice line identifier

invoice_lines[].invoiced_quantityInvoiced Quantity (number) or Invoiced Quantity (string)(Invoiced Quantity)required

Any of:

Invoiced quantity

number(Invoiced Quantity)

invoice_lines[].unit_of_measurestring(Unit Of Measure)required

Unit of measure code

invoice_lines[].line_net_amountLine Net Amount (number) or Line Net Amount (string)(Line Net Amount)required

Any of:

Invoice line net amount

number(Line Net Amount)

invoice_lines[].item_namestring(Item Name)required

Item name

invoice_lines[].item_descriptionItem Description (string) or Item Description (null)(Item Description)

Any of:

string(Item Description)

invoice_lines[].item_priceItem Price (number) or Item Price (string)(Item Price)required

Any of:

Item net price

number(Item Price)

invoice_lines[].vat_category_codestring(VATCategoryCode)required

Enum"S""Z""E""AE""K""O"

invoice_lines[].vat_rateVat Rate (number) or Vat Rate (string) or Vat Rate (null)(Vat Rate)

Any of:

VAT rate as percentage

number(Vat Rate)

vat_breakdownsArray of objects(Vat Breakdowns)required

VAT breakdown (BG-23)

vat_breakdowns[].category_codestring(VATCategoryCode)required

Enum"S""Z""E""AE""K""O"

vat_breakdowns[].rateRate (number) or Rate (string) or Rate (null)(Rate)

Any of:

VAT rate as percentage

number(Rate)

vat_breakdowns[].taxable_amountTaxable Amount (number) or Taxable Amount (string)(Taxable Amount)required

Any of:

VAT taxable amount

number(Taxable Amount)

vat_breakdowns[].tax_amountTax Amount (number) or Tax Amount (string)(Tax Amount)required

Any of:

VAT amount

number(Tax Amount)

vat_breakdowns[].exemption_reasonExemption Reason (string) or Exemption Reason (null)(Exemption Reason)

Any of:

string(Exemption Reason)

document_totalsobject(DocumentTotals-Input)required

document_totals.sum_of_line_net_amountsSum Of Line Net Amounts (number) or Sum Of Line Net Amounts (string)(Sum Of Line Net Amounts)required

Any of:

Sum of Invoice line net amount (BT-106)

number(Sum Of Line Net Amounts)

document_totals.sum_of_allowancesSum Of Allowances (number) or Sum Of Allowances (string) or Sum Of Allowances (null)(Sum Of Allowances)

Any of:

Sum of allowances on document level

number(Sum Of Allowances)

document_totals.sum_of_chargesSum Of Charges (number) or Sum Of Charges (string) or Sum Of Charges (null)(Sum Of Charges)

Any of:

Sum of charges on document level

number(Sum Of Charges)

document_totals.invoice_total_without_vatInvoice Total Without Vat (number) or Invoice Total Without Vat (string)(Invoice Total Without Vat)required

Any of:

Invoice total amount without VAT (BT-109)

number(Invoice Total Without Vat)

document_totals.invoice_total_vat_amountInvoice Total Vat Amount (number) or Invoice Total Vat Amount (string)(Invoice Total Vat Amount)required

Any of:

Invoice total VAT amount (BT-110)

number(Invoice Total Vat Amount)

document_totals.invoice_total_with_vatInvoice Total With Vat (number) or Invoice Total With Vat (string)(Invoice Total With Vat)required

Any of:

Invoice total amount with VAT (BT-112)

number(Invoice Total With Vat)

document_totals.paid_amountPaid Amount (number) or Paid Amount (string) or Paid Amount (null)(Paid Amount)

Any of:

Paid amount

number(Paid Amount)

document_totals.rounding_amountRounding Amount (number) or Rounding Amount (string) or Rounding Amount (null)(Rounding Amount)

Any of:

Rounding amount

number(Rounding Amount)

document_totals.amount_due_for_paymentAmount Due For Payment (number) or Amount Due For Payment (string)(Amount Due For Payment)required

Any of:

Amount due for payment (BT-115)

number(Amount Due For Payment)

payment_termsPaymentTerms (object) or null

Any of:

Payment instructions (BG-16)

order_referenceOrder Reference (string) or Order Reference (null)(Order Reference)

Any of:

Deprecated: use purchase_order_reference instead

string(Order Reference)

invoice_noteInvoice Note (string) or Invoice Note (null)(Invoice Note)

Any of:

Invoice note (BT-22)

string(Invoice Note)

preceding_invoice_referencePreceding Invoice Reference (string) or Preceding Invoice Reference (null)(Preceding Invoice Reference)

Any of:

For credit notes - reference to original invoice (BT-25)

string(Preceding Invoice Reference)

curl -i -X PUT \
  'https://pdp.seqino.dev/api/drafts/{draft_id}' \
  -H 'Authorization: YOUR_API_KEY_HERE' \
  -H 'Content-Type: application/json' \
  -H 'X-PDP-Client-Id: string' \
  -d '{
    "specification_identifier": "urn:cen.eu:en16931:2017#compliant#urn:fdc:peppol.eu:2017:poacc:billing:01:1.0",
    "issue_date": "2024-01-15",
    "type_code": "380",
    "currency_code": "EUR",
    "seller": {
      "name": "Seqino",
      "postal_address": {
        "street_name": "123 Rue de la République",
        "city_name": "Paris",
        "postal_zone": "75001",
        "country_code": "FR"
      },
      "electronic_address": {
        "scheme_id": "0088",
        "value": "1234567890123"
      },
      "tax_registrations": [
        {
          "scheme_id": "VAT",
          "value": "FR12345678901"
        }
      ],
      "legal_registration_name": "Seqino",
      "trading_name": "Seqino Corp",
      "seller_identifier": "SELLER123",
      "seller_identifier_scheme": "GLN",
      "seller_vat_identifier": "FR12345678901",
      "seller_tax_registration_identifier": "SIRET12345678901234",
      "seller_additional_legal_information": "Société par actions simplifiée au capital de 100 000 EUR"
    },
    "buyer": {
      "name": "Beispiel GmbH",
      "postal_address": {
        "street_name": "Musterstraße 42",
        "city_name": "Berlin",
        "postal_zone": "10115",
        "country_code": "DE"
      },
      "tax_registrations": [
        {
          "scheme_id": "VAT",
          "value": "DE123456789"
        }
      ],
      "legal_registration_name": "Beispiel GmbH",
      "buyer_identifier": "BUYER456",
      "buyer_identifier_scheme": "GLN",
      "buyer_legal_registration_identifier": "HRB12345",
      "buyer_vat_identifier": "DE123456789"
    },
    "invoice_lines": [
      {
        "line_id": "1",
        "invoiced_quantity": 10,
        "unit_of_measure": "PCE",
        "line_net_amount": 1000,
        "item_name": "Software License",
        "item_description": "Enterprise software license for 12 months",
        "item_price": 100,
        "vat_category_code": "S",
        "vat_rate": 20
      },
      {
        "line_id": "2",
        "invoiced_quantity": 5,
        "unit_of_measure": "HUR",
        "line_net_amount": 500,
        "item_name": "Consulting Services",
        "item_description": "Technical consulting and support",
        "item_price": 100,
        "vat_category_code": "S",
        "vat_rate": 20
      }
    ],
    "vat_breakdowns": [
      {
        "category_code": "S",
        "rate": 20,
        "taxable_amount": 1500,
        "tax_amount": 300
      }
    ],
    "document_totals": {
      "sum_of_line_net_amounts": 1500,
      "invoice_total_without_vat": 1500,
      "invoice_total_vat_amount": 300,
      "invoice_total_with_vat": 1800,
      "amount_due_for_payment": 1800
    },
    "payment_terms": {
      "description": "Payment due within 30 days",
      "due_date": "2024-02-15"
    },
    "order_reference": "PO-2024-456",
    "invoice_note": "Sample draft for demonstration purposes"
  }'

Responses

Draft updated successfully

Bodyapplication/json

any

Response

application/json

null

🗑️ Delete an invoice draft

Request

Delete a draft invoice.

Permanently removes the draft from the system. This action cannot be undone. Once deleted, the draft_id becomes invalid and cannot be reused.

Security

APIKeyHeader

Path

draft_idstring(Draft Id)required

Headers

X-PDP-Client-Idstring(X-Pdp-Client-Id)required

ID of the PDP Client for which the operation is performed

Examples:

Sandbox client sandbox-client-seqino

curl -i -X DELETE \
  'https://pdp.seqino.dev/api/drafts/{draft_id}' \
  -H 'Authorization: YOUR_API_KEY_HERE' \
  -H 'X-PDP-Client-Id: string'

Responses

Successful Response

Response

No content

✅ Validate a draft and submit as invoice

Request

Validate a draft and convert it to a structured invoice in the specified format.

This endpoint performs comprehensive validation and converts the draft into a final invoice that will be submitted to the PPF platform. After successful validation, the draft becomes immutable.

Security

APIKeyHeader

Path

draft_idstring(Draft Id)required

Headers

X-PDP-Client-Idstring(X-Pdp-Client-Id)required

ID of the PDP Client for which the operation is performed

Examples:

Sandbox client sandbox-client-seqino

Bodyapplication/jsonrequired

formatstring(InvoiceFormat)required

Enum"factur-x""ubl""cii"

curl -i -X POST \
  'https://pdp.seqino.dev/api/drafts/{draft_id}/validate' \
  -H 'Authorization: YOUR_API_KEY_HERE' \
  -H 'Content-Type: application/json' \
  -H 'X-PDP-Client-Id: string' \
  -d '{
    "format": "ubl"
  }'

Responses

Successful Response

Bodyapplication/json

invoice_idstring(Invoice Id)required

statusstring(InvoiceStatus)required

Enum"draft""submitted""validated""rejected""processed"

Response

application/json

{
  "invoice_id": "string",
  "status": "draft"
}

🔍 Validate invoice data without creating draft

Request

Validate invoice data against EN16931 requirements without creating a draft.

Returns detailed validation results with specific error messages and suggestions. This endpoint helps identify issues before submitting invoice data.

Use this for:

Pre-validation before creating a draft
Checking data quality during form input
Understanding validation requirements

Security

APIKeyHeader

Headers

X-PDP-Client-Idstring(X-Pdp-Client-Id)required

ID of the PDP Client for which the operation is performed

Examples:

Sandbox client sandbox-client-seqino

Bodyapplication/jsonrequired

invoice_dataobject(InvoiceDraftModel-Input)required

invoice_data.specification_identifierstring(Specification Identifier)

Specification identifier (BT-24)

Default "urn:cen.eu:en16931:2017#compliant#urn:fdc:peppol.eu:2017:poacc:billing:01:1.0"

invoice_data.issue_datestring(date)(Issue Date)required

Invoice issue date (BT-2)

invoice_data.due_dateDue Date (string) or Due Date (null)(Due Date)

Any of:

Payment due date (BT-9)

string(date)(Due Date)

invoice_data.type_codestring(InvoiceTypeCode)required

Enum"380""381""383""384"

invoice_data.currency_codestring(Currency Code)required

Invoice currency code (BT-5) - ISO 4217

invoice_data.tax_point_dateTax Point Date (string) or Tax Point Date (null)(Tax Point Date)

Any of:

Tax point date (BT-7)

string(date)(Tax Point Date)

invoice_data.value_added_tax_point_dateValue Added Tax Point Date (string) or Value Added Tax Point Date (null)(Value Added Tax Point Date)

Any of:

Value added tax point date (BT-8)

string(date)(Value Added Tax Point Date)

invoice_data.business_process_typeBusiness Process Type (string) or Business Process Type (null)(Business Process Type)

Any of:

Business process type (BT-23)

string(Business Process Type)

invoice_data.purchase_order_referencePurchase Order Reference (string) or Purchase Order Reference (null)(Purchase Order Reference)

Any of:

Purchase order reference (BT-13)

string(Purchase Order Reference)

invoice_data.sales_order_referenceSales Order Reference (string) or Sales Order Reference (null)(Sales Order Reference)

Any of:

Sales order reference (BT-14)

string(Sales Order Reference)

invoice_data.receiving_advice_referenceReceiving Advice Reference (string) or Receiving Advice Reference (null)(Receiving Advice Reference)

Any of:

Receiving advice reference (BT-15)

string(Receiving Advice Reference)

invoice_data.despatch_advice_referenceDespatch Advice Reference (string) or Despatch Advice Reference (null)(Despatch Advice Reference)

Any of:

Despatch advice reference (BT-16)

string(Despatch Advice Reference)

invoice_data.tender_or_lot_referenceTender Or Lot Reference (string) or Tender Or Lot Reference (null)(Tender Or Lot Reference)

Any of:

Tender or lot reference (BT-17)

string(Tender Or Lot Reference)

invoice_data.invoice_object_identifierInvoice Object Identifier (string) or Invoice Object Identifier (null)(Invoice Object Identifier)

Any of:

Invoiced object identifier (BT-18)

string(Invoice Object Identifier)

invoice_data.buyer_accounting_referenceBuyer Accounting Reference (string) or Buyer Accounting Reference (null)(Buyer Accounting Reference)

Any of:

Buyer accounting reference (BT-19)

string(Buyer Accounting Reference)

invoice_data.project_referenceProject Reference (string) or Project Reference (null)(Project Reference)

Any of:

Project reference (BT-11)

string(Project Reference)

invoice_data.contract_referenceContract Reference (string) or Contract Reference (null)(Contract Reference)

Any of:

Contract reference (BT-12)

string(Contract Reference)

invoice_data.sellerobject(Seller)required

invoice_data.seller.namestring(Name)required

Party name

invoice_data.seller.postal_addressobject(models__invoicing__Address)required

invoice_data.seller.postal_address.street_nameStreet Name (string) or Street Name (null)(Street Name)

Any of:

string(Street Name)

invoice_data.seller.postal_address.additional_street_nameAdditional Street Name (string) or Additional Street Name (null)(Additional Street Name)

Any of:

string(Additional Street Name)

invoice_data.seller.postal_address.city_namestring(City Name)required

invoice_data.seller.postal_address.postal_zonePostal Zone (string) or Postal Zone (null)(Postal Zone)

Any of:

string(Postal Zone)

invoice_data.seller.postal_address.country_subdivisionCountry Subdivision (string) or Country Subdivision (null)(Country Subdivision)

Any of:

string(Country Subdivision)

invoice_data.seller.postal_address.country_codestring(Country Code)required

ISO 3166-1 alpha-2 country code

invoice_data.seller.electronic_addressElectronicAddress (object) or null

Any of:

invoice_data.seller.tax_registrationsArray of Tax Registrations (objects) or Tax Registrations (null)(Tax Registrations)

Any of:

invoice_data.seller.legal_registration_nameLegal Registration Name (string) or Legal Registration Name (null)(Legal Registration Name)

Any of:

string(Legal Registration Name)

invoice_data.seller.trading_nameTrading Name (string) or Trading Name (null)(Trading Name)

Any of:

string(Trading Name)

invoice_data.seller.party_identifierParty Identifier (string) or Party Identifier (null)(Party Identifier)

Any of:

Party identifier

string(Party Identifier)

invoice_data.seller.party_identifier_schemeParty Identifier Scheme (string) or Party Identifier Scheme (null)(Party Identifier Scheme)

Any of:

Party identifier scheme

string(Party Identifier Scheme)

invoice_data.seller.seller_identifierSeller Identifier (string) or Seller Identifier (null)(Seller Identifier)

Any of:

Seller identifier (BT-29)

string(Seller Identifier)

invoice_data.seller.seller_identifier_schemeSeller Identifier Scheme (string) or Seller Identifier Scheme (null)(Seller Identifier Scheme)

Any of:

Seller identifier scheme (BT-30)

string(Seller Identifier Scheme)

invoice_data.seller.seller_vat_identifierSeller Vat Identifier (string) or Seller Vat Identifier (null)(Seller Vat Identifier)

Any of:

Seller VAT identifier (BT-31)

string(Seller Vat Identifier)

invoice_data.seller.seller_tax_registration_identifierSeller Tax Registration Identifier (string) or Seller Tax Registration Identifier (null)(Seller Tax Registration Identifier)

Any of:

Seller tax registration identifier (BT-32)

string(Seller Tax Registration Identifier)

invoice_data.seller.seller_additional_legal_informationSeller Additional Legal Information (string) or Seller Additional Legal Information (null)(Seller Additional Legal Information)

Any of:

Seller additional legal information (BT-33)

string(Seller Additional Legal Information)

invoice_data.buyerobject(Buyer)required

invoice_data.buyer.namestring(Name)required

Party name

invoice_data.buyer.postal_addressobject(models__invoicing__Address)required

invoice_data.buyer.postal_address.street_nameStreet Name (string) or Street Name (null)(Street Name)

Any of:

string(Street Name)

invoice_data.buyer.postal_address.additional_street_nameAdditional Street Name (string) or Additional Street Name (null)(Additional Street Name)

Any of:

string(Additional Street Name)

invoice_data.buyer.postal_address.city_namestring(City Name)required

invoice_data.buyer.postal_address.postal_zonePostal Zone (string) or Postal Zone (null)(Postal Zone)

Any of:

string(Postal Zone)

invoice_data.buyer.postal_address.country_subdivisionCountry Subdivision (string) or Country Subdivision (null)(Country Subdivision)

Any of:

string(Country Subdivision)

invoice_data.buyer.postal_address.country_codestring(Country Code)required

ISO 3166-1 alpha-2 country code

invoice_data.buyer.electronic_addressElectronicAddress (object) or null

Any of:

invoice_data.buyer.tax_registrationsArray of Tax Registrations (objects) or Tax Registrations (null)(Tax Registrations)

Any of:

invoice_data.buyer.legal_registration_nameLegal Registration Name (string) or Legal Registration Name (null)(Legal Registration Name)

Any of:

string(Legal Registration Name)

invoice_data.buyer.trading_nameTrading Name (string) or Trading Name (null)(Trading Name)

Any of:

string(Trading Name)

invoice_data.buyer.party_identifierParty Identifier (string) or Party Identifier (null)(Party Identifier)

Any of:

Party identifier

string(Party Identifier)

invoice_data.buyer.party_identifier_schemeParty Identifier Scheme (string) or Party Identifier Scheme (null)(Party Identifier Scheme)

Any of:

Party identifier scheme

string(Party Identifier Scheme)

invoice_data.buyer.buyer_identifierBuyer Identifier (string) or Buyer Identifier (null)(Buyer Identifier)

Any of:

Buyer identifier (BT-46)

string(Buyer Identifier)

invoice_data.buyer.buyer_identifier_schemeBuyer Identifier Scheme (string) or Buyer Identifier Scheme (null)(Buyer Identifier Scheme)

Any of:

Buyer identifier scheme (BT-47)

string(Buyer Identifier Scheme)

invoice_data.buyer.buyer_legal_registration_identifierBuyer Legal Registration Identifier (string) or Buyer Legal Registration Identifier (null)(Buyer Legal Registration Identifier)

Any of:

Buyer legal registration identifier (BT-47)

string(Buyer Legal Registration Identifier)

invoice_data.buyer.buyer_vat_identifierBuyer Vat Identifier (string) or Buyer Vat Identifier (null)(Buyer Vat Identifier)

Any of:

Buyer VAT identifier (BT-48)

string(Buyer Vat Identifier)

invoice_data.invoice_linesArray of objects(Invoice Lines)non-emptyrequired

Invoice lines (BG-25)

invoice_data.invoice_lines[].line_idstring(Line Id)required

Invoice line identifier

invoice_data.invoice_lines[].invoiced_quantityInvoiced Quantity (number) or Invoiced Quantity (string)(Invoiced Quantity)required

Any of:

Invoiced quantity

number(Invoiced Quantity)

invoice_data.invoice_lines[].unit_of_measurestring(Unit Of Measure)required

Unit of measure code

invoice_data.invoice_lines[].line_net_amountLine Net Amount (number) or Line Net Amount (string)(Line Net Amount)required

Any of:

Invoice line net amount

number(Line Net Amount)

invoice_data.invoice_lines[].item_namestring(Item Name)required

Item name

invoice_data.invoice_lines[].item_descriptionItem Description (string) or Item Description (null)(Item Description)

Any of:

string(Item Description)

invoice_data.invoice_lines[].item_priceItem Price (number) or Item Price (string)(Item Price)required

Any of:

Item net price

number(Item Price)

invoice_data.invoice_lines[].vat_category_codestring(VATCategoryCode)required

Enum"S""Z""E""AE""K""O"

invoice_data.invoice_lines[].vat_rateVat Rate (number) or Vat Rate (string) or Vat Rate (null)(Vat Rate)

Any of:

VAT rate as percentage

number(Vat Rate)

invoice_data.vat_breakdownsArray of objects(Vat Breakdowns)required

VAT breakdown (BG-23)

invoice_data.vat_breakdowns[].category_codestring(VATCategoryCode)required

Enum"S""Z""E""AE""K""O"

invoice_data.vat_breakdowns[].rateRate (number) or Rate (string) or Rate (null)(Rate)

Any of:

VAT rate as percentage

number(Rate)

invoice_data.vat_breakdowns[].taxable_amountTaxable Amount (number) or Taxable Amount (string)(Taxable Amount)required

Any of:

VAT taxable amount

number(Taxable Amount)

invoice_data.vat_breakdowns[].tax_amountTax Amount (number) or Tax Amount (string)(Tax Amount)required

Any of:

VAT amount

number(Tax Amount)

invoice_data.vat_breakdowns[].exemption_reasonExemption Reason (string) or Exemption Reason (null)(Exemption Reason)

Any of:

string(Exemption Reason)

invoice_data.document_totalsobject(DocumentTotals-Input)required

invoice_data.document_totals.sum_of_line_net_amountsSum Of Line Net Amounts (number) or Sum Of Line Net Amounts (string)(Sum Of Line Net Amounts)required

Any of:

Sum of Invoice line net amount (BT-106)

number(Sum Of Line Net Amounts)

invoice_data.document_totals.sum_of_allowancesSum Of Allowances (number) or Sum Of Allowances (string) or Sum Of Allowances (null)(Sum Of Allowances)

Any of:

Sum of allowances on document level

number(Sum Of Allowances)

invoice_data.document_totals.sum_of_chargesSum Of Charges (number) or Sum Of Charges (string) or Sum Of Charges (null)(Sum Of Charges)

Any of:

Sum of charges on document level

number(Sum Of Charges)

invoice_data.document_totals.invoice_total_without_vatInvoice Total Without Vat (number) or Invoice Total Without Vat (string)(Invoice Total Without Vat)required

Any of:

Invoice total amount without VAT (BT-109)

number(Invoice Total Without Vat)

invoice_data.document_totals.invoice_total_vat_amountInvoice Total Vat Amount (number) or Invoice Total Vat Amount (string)(Invoice Total Vat Amount)required

Any of:

Invoice total VAT amount (BT-110)

number(Invoice Total Vat Amount)

invoice_data.document_totals.invoice_total_with_vatInvoice Total With Vat (number) or Invoice Total With Vat (string)(Invoice Total With Vat)required

Any of:

Invoice total amount with VAT (BT-112)

number(Invoice Total With Vat)

invoice_data.document_totals.paid_amountPaid Amount (number) or Paid Amount (string) or Paid Amount (null)(Paid Amount)

Any of:

Paid amount

number(Paid Amount)

invoice_data.document_totals.rounding_amountRounding Amount (number) or Rounding Amount (string) or Rounding Amount (null)(Rounding Amount)

Any of:

Rounding amount

number(Rounding Amount)

invoice_data.document_totals.amount_due_for_paymentAmount Due For Payment (number) or Amount Due For Payment (string)(Amount Due For Payment)required

Any of:

Amount due for payment (BT-115)

number(Amount Due For Payment)

invoice_data.payment_termsPaymentTerms (object) or null

Any of:

Payment instructions (BG-16)

invoice_data.order_referenceOrder Reference (string) or Order Reference (null)(Order Reference)

Any of:

Deprecated: use purchase_order_reference instead

string(Order Reference)

invoice_data.invoice_noteInvoice Note (string) or Invoice Note (null)(Invoice Note)

Any of:

Invoice note (BT-22)

string(Invoice Note)

invoice_data.preceding_invoice_referencePreceding Invoice Reference (string) or Preceding Invoice Reference (null)(Preceding Invoice Reference)

Any of:

For credit notes - reference to original invoice (BT-25)

string(Preceding Invoice Reference)

strict_modeboolean(Strict Mode)

Whether to apply strict EN16931 validation

Default true

curl -i -X POST \
  https://pdp.seqino.dev/api/drafts/validate-data \
  -H 'Authorization: YOUR_API_KEY_HERE' \
  -H 'Content-Type: application/json' \
  -H 'X-PDP-Client-Id: string' \
  -d '{
    "invoice_data": {
      "specification_identifier": "urn:cen.eu:en16931:2017#compliant#urn:fdc:peppol.eu:2017:poacc:billing:01:1.0",
      "issue_date": "2024-01-15",
      "type_code": "380",
      "currency_code": "EUR",
      "seller": {
        "name": "Seqino",
        "postal_address": {
          "street_name": "123 Rue de la République",
          "city_name": "Paris",
          "postal_zone": "75001",
          "country_code": "FR"
        },
        "electronic_address": {
          "scheme_id": "0088",
          "value": "1234567890123"
        },
        "tax_registrations": [
          {
            "scheme_id": "VAT",
            "value": "FR12345678901"
          }
        ],
        "legal_registration_name": "Seqino",
        "trading_name": "Seqino Corp",
        "seller_identifier": "SELLER123",
        "seller_identifier_scheme": "GLN",
        "seller_vat_identifier": "FR12345678901",
        "seller_tax_registration_identifier": "SIRET12345678901234",
        "seller_additional_legal_information": "Société par actions simplifiée au capital de 100 000 EUR"
      },
      "buyer": {
        "name": "Beispiel GmbH",
        "postal_address": {
          "street_name": "Musterstraße 42",
          "city_name": "Berlin",
          "postal_zone": "10115",
          "country_code": "DE"
        },
        "tax_registrations": [
          {
            "scheme_id": "VAT",
            "value": "DE123456789"
          }
        ],
        "legal_registration_name": "Beispiel GmbH",
        "buyer_identifier": "BUYER456",
        "buyer_identifier_scheme": "GLN",
        "buyer_legal_registration_identifier": "HRB12345",
        "buyer_vat_identifier": "DE123456789"
      },
      "invoice_lines": [
        {
          "line_id": "1",
          "invoiced_quantity": 10,
          "unit_of_measure": "PCE",
          "line_net_amount": 1000,
          "item_name": "Software License",
          "item_description": "Enterprise software license for 12 months",
          "item_price": 100,
          "vat_category_code": "S",
          "vat_rate": 20
        },
        {
          "line_id": "2",
          "invoiced_quantity": 5,
          "unit_of_measure": "HUR",
          "line_net_amount": 500,
          "item_name": "Consulting Services",
          "item_description": "Technical consulting and support",
          "item_price": 100,
          "vat_category_code": "S",
          "vat_rate": 20
        }
      ],
      "vat_breakdowns": [
        {
          "category_code": "S",
          "rate": 20,
          "taxable_amount": 1500,
          "tax_amount": 300
        }
      ],
      "document_totals": {
        "sum_of_line_net_amounts": 1500,
        "invoice_total_without_vat": 1500,
        "invoice_total_vat_amount": 300,
        "invoice_total_with_vat": 1800,
        "amount_due_for_payment": 1800
      },
      "payment_terms": {
        "description": "Payment due within 30 days",
        "due_date": "2024-02-15"
      },
      "order_reference": "PO-2024-456",
      "invoice_note": "Sample draft for demonstration purposes"
    },
    "strict_mode": true
  }'

Responses

Validation completed (may contain errors)

Bodyapplication/json

is_validboolean(Is Valid)required

Whether the invoice data is valid

issuesArray of objects(Issues)required

List of validation issues found

issues[].field_pathstring(Field Path)required

JSON path to the problematic field (e.g., 'seller.postal_address.country_code')

issues[].error_codestring(Error Code)required

Machine-readable error code (e.g., 'INVALID_COUNTRY_CODE')

issues[].error_messagestring(Error Message)required

Human-readable error message

issues[].severitystring(Severity)required

Issue severity: 'error', 'warning', or 'info'

issues[].suggested_valueSuggested Value (string) or Suggested Value (null)(Suggested Value)

Any of:

Suggested correct value if applicable

string(Suggested Value)

total_errorsinteger(Total Errors)required

Total number of errors

total_warningsinteger(Total Warnings)required

Total number of warnings

en16931_compliantboolean(En16931 Compliant)required

Whether the invoice meets EN16931 requirements

summarystring(Summary)required

Human-readable validation summary

Response

application/json

{
  "is_valid": true,
  "issues": [
    { … }
  ],
  "total_errors": 0,
  "total_warnings": 0,
  "en16931_compliant": true,
  "summary": "string"
}

🧾 Invoicing
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Send and receive electronic invoices

Operations

🔄 Lifecycle
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Polls or subscribes to lifecycle events

Operations

📋 Mandates
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Manage legal entities and PPF directory entries

Operations

🚀 Company Onboarding
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Manage onboarding

📊 Reporting
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Send e-reporting information

Operations

⚙️ Settings
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Configure client preferences

Operations

📊 Usage
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Gather API usage per client and invoice

Operations

Health Check

Request

Health check endpoint.

curl -i -X GET \
  https://pdp.seqino.dev/health

Responses

Successful Response

Bodyapplication/json

any

Response

application/json

null

Seqino PDP API (1.0.0)
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👥 Clients
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📘 Directory
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📝 Drafts
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🆕 Create invoice draft from EN16931-compatible JSON

Request

Responses

Was this helpful?

📄 Get details of a draft invoice

Request

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✏️ Update a draft invoice

Request

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🗑️ Delete an invoice draft

Request

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✅ Validate a draft and submit as invoice

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🔍 Validate invoice data without creating draft

Request

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🧾 Invoicing
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🔄 Lifecycle
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📋 Mandates
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🚀 Company Onboarding
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📊 Reporting
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Health Check

Request

Responses

Was this helpful?

Seqino PDP API (1.0.0)CopyCopy for LLMCopy page as Markdown for LLMsView as MarkdownOpen this page as MarkdownOpen in ChatGPTGet insights from ChatGPTOpen in ClaudeGet insights from Claude

👥 ClientsCopyCopy for LLMCopy page as Markdown for LLMsView as MarkdownOpen this page as MarkdownOpen in ChatGPTGet insights from ChatGPTOpen in ClaudeGet insights from Claude

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🆕 Create invoice draft from EN16931-compatible JSON

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📄 Get details of a draft invoice

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✏️ Update a draft invoice

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🗑️ Delete an invoice draft

Request

Responses

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✅ Validate a draft and submit as invoice

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🔍 Validate invoice data without creating draft

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Health Check

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Seqino PDP API (1.0.0)
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👥 Clients
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📘 Directory
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📝 Drafts
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Request

Request

Request

🧾 Invoicing
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🚀 Company Onboarding
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📊 Usage
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