For AI agents: visit https://docs.billit.be/llms.txt for an index of all pages formatted in Markdown and endpoints in OpenAPI.
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v1.0
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v1.0
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API Endpoints
E-Reporting France
Documentation
API Principles, Billit Accounts
Sandbox VS Production
Create / Verify Account
Basic Data
Identity Verification BE
Check Verification Status
Other User must Verify
Verification of non-Belgian Person
Verification of a non-Belgian Company
Peppol Registration
No Need to Receive via Billit
Developer Onboarding Flow
Authentication
OAuth
OAuth Client ID & Secret?
OAuth FAQ
PartyID and Key
When You are an Integration Partner
Activate on Production
Contact Support
Swagger / Readme / Datamodel
How you receive your Invoices from Billit
API QuickStart Sending Invoices
Create Sales Invoice
Creating Sales Invoices
Extra Fields : Extend Content (Header)
Extra Fields : Supplier and Customer Contacts
Extra Fields : Delivery Location
Extra Fields : Extend Content (Line)
PO number : 1 or multiple PO-numbers
Sending the Sales Invoice
PDF and Attachments
Include your Own PDF and Attachments
Billit Generated PDF
Billit Template Data Fields
General Conditions
Calculation of the Totals
Calculation Method
Use more than 2 digits for Unit Price
When You Submit Prices incl VAT
Credit Notes, Negative Lines
Credit Note
Custom Fields - Credit Note
Negative Lines on an Invoice
Retrieve Invoice Info and Status
Retrieve List of invoices
Get Status Info via API
Delivery Status Info in User Interface
Get Files
IMR : More Information
Webhooks for pushing e-invoice statuses
Who is a Einvoice Receiver
Peppol Receiving Capabilities
Check Peppol Receiving Capabilities via API
Send via Email : Capabilities / Deactivate if needed
Payment and Direct Debit
IBAN/BIC
Direct Debit
Payment Reference
PaymentTerms Note
Prepaid Invoice
Set other PaymentMeansCode
PaymentMethod
Update Payment Information
Discounts, Charges
Cash Discount with simple Billit Fields
Commercial Discount with simple Billit Fields
Allowances and Charges
Cash Discount with Allowances Charges
Empties
Retrieve or Set Invoice Number
Customer Special Scenario's
How can I send to a specific Company Numer ?
Customer has Special Identifiers
Send to Customer with GLN Number
Company has no VAT number
Customer is Private Person
VAT one Country, Address second Country
Identifiers for Multiple Countries
Self-Billing
What is Self-Billing
How it works in Billit via API
Self-Billing Sending on My Billit Portal
Self-Billing Receiver Registered on Peppol
Data Model Billit
Billit just for sending, not receiving
API For Receiving Supplier Invoices
Preparation
Get List of Incoming Invoices
Get Information About 1 Invoice/CreditNote
Check on the MyBillit User Interface
Get Files
Status of Export
Non API methods for Export
Invoice Responses to the Sender
API Extra Info
Webhooks
Use webhooks to catch E-Invoice statuses
Verify Signature Webhook
Get and Delete Webhook
ExternalProvider data
Idempotent Tokens
Errors
400
401 - Unauthorized
500
Companies
Products
General API Information
Einvoice Network environments
Header values
External Data
OData for Filtering
Party Identifiers
Patchable Properties
Types
Versioning
Ventilation Codes (VAT)
Ventilation Codes for Expenditure Invoices
API Change Log
Other Flows
Send Sales Invoices
About v1/Peppol
Send UBL to Peppol
Get the Inbox List for IMR and MLR files
Processing MLR and IMR files
Mark Inbox as Read/Confirmed (Sales)
Possible Errors
Check Validity of UBL file
Receive Supplier Invoices
Get the Inbox List for Supplier Invoices
Get the Invoice and CreditNote Files
Mark Inbox as Read/Confirmed (Purchase)
sFTP
sFTP Setup
sFTP Example for Sales Invoices
sFTP Example for Purchase Invoices
sFTP Example Sales and Purchase Invoices
Curl Command Line
Curl Command Line interface
COUNTRIES
DE Germany
Sales Invoices
Methods for sending DE
Identifiers DE
When sending per E-mail DE
When sending via Peppol DE
FR France PA
General Info on PA
Status France on Test
Accounts, Integration
Setup Companies and Integration for France
Verification and KYC
Deregister From Annuaire
Identifiers, Registrations, Find Receiver
Identifiers in France
Peppol Registered DocTypes France
How to Find a Receiver in France
Create Sales Invoice PA
API's supported for PA
B2B Sending Flows
Specific Content Requirements PA
Business Process Type
Set / Select Customer Identifier
Tax Codes PA in France
Update Payment Status
Statusses Invoices when sending PA
Send Sales Invoice France
Messages and Status
Messages in Billit
GET Info back via API
Webhook Feedback
Background Info
Testing Procedures
Receiving Invoices PA
Info Receiving PA
In case of Reject of an Invoice
Special Used Cases - Overview - PA
Special Used Cases - Overview - PA
FAQ France PA
E-Reporting France
E-Reporting Overview
Set Your Tax Reporting Cycle
View E-Report Info in Billit UI
E-Report Income Invoices
Concept
B2Bi
B2C
E-report Expenditure
E-Report Payments
PL Poland KSeF
General Info on KSeF
Create KSeF Sales Invoices
API's supported for KSeF
Billit Data model for KSeF
Extra KSeF Fields (Advanced)
Tax Codes KSeF
Other currency than PLN
Send to Country outside Poland
Split Payment / Reverse Charge
Prepaid Invoices
Bank Accounts
Sending to KSeF
GET Feedback KSeF Sales Invoices
Receive KSeF Purchase Invoices
Billit Generated PDF with KSeF Info
FAQ KSeF
Specific Types
Corrective Invoice - KOR - KSeF
Advanced/Settlement Invoices
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