E-invoicing guides
Practical, source-backed answers on EU e-invoice formats, mandates, and validation — no marketing, no fluff.
Learn·4 min · XRechnung explained
What is a Leitweg-ID?
A Leitweg-ID (BT-10) is the routing identifier that gets an XRechnung to the right German public office. Its format, where it goes in the invoice, how to get one, and how to fix the BR-DE-15 error.
Learn·5 min · the reform explained
France e-invoicing 2026: who, when, which format?
France's reform requires all VAT-registered businesses to receive e-invoices from 1 September 2026, then issue them on a staggered timeline. Who's affected, when, and which format (Factur-X).