API Documentation

API Change Log

Changes - Extensions on API-level

Selow summary of the main evolutions since mid September 2025.

API-FeatureDate in DocumentationMore Info
Allowances and Charges extended support31/10/2025https://docs.billit.be/docs/allowances-and-charges-advanced
Self-Billing02/10/2025https://docs.billit.be/docs/self-billing
Support of additional properties for outgoing sales invoices25/09/2025https://docs.billit.be/docs/how-can-i-add-certain-peppol-values-that-billit-json-does-not-support