Contact
Email: contact@datefacture.fr. We usually reply within a week.
A rule or date looks wrong
Name the page, the sentence and, if possible, the tax code article or BOFiP paragraph concerned. We check against the source and correct within a few days.
A platform is listed incorrectly
The comparison tool reproduces the DGFiP’s official list as of the date shown. If a registration has changed since, send us the link to the updated official list.
The Factur-X creator produced a rejected file
Describe the error message received. Please do not send a real invoice with names, addresses or bank details: replace them with made-up values first.
Embedding a tool
Chambers of commerce, trade bodies, accounting firms and associations can embed the obligation check, the fine simulator and the platform comparison for free: embed.
What we do not do
No individual tax advice, no review of your books, no sending of invoices, no commercial introductions.
As of 2026, official texts checked on