DGFiP Reform — Mandatory from 1/9/2026

Launch offer: free access until September 30, 2026

French e-invoicing & ADEME tertiary decree compliance

4 tools to bring your business or software into compliance before legal deadlines — without changing your current tools.

G
Sheets → Factur-X
O
OPERAT Express
P
PrestaShop Module
X
e-invoicing SDK

4 tools, 4 targets

🎉 Free until September 30, 2026

Sheets → Factur-X

Google Workspace add-on that turns your Sheets rows into Factur-X invoices (PDF/A-3 + XML EN 16931). 5 invoices/month free.

Freelancers, small businesses€0–€19/month
🎉 Free until September 30, 2026

OPERAT Express

Import your Enedis/GRDF CSVs, verify ADEME calculations, download the OPERAT import file. Automatic J-60/J-30/J-7 reminders.

Multi-site SMBs€90–€190/year/site
🎉 Free until September 30, 2026

PrestaShop Module

PS 8.x module that generates and archives Factur-X for each invoice. Retroactive generation, ZIP export, admin list.

B2B e-commerce merchants€99–€149 + €49/year
🎉 Free until September 30, 2026

e-invoicing SDK

TypeScript library: Factur-X generation, state machine, sandbox/prod PA client, signed webhooks. 162 tests. Open source + paid SDK.

Software editors€290–€990/month

Regulatory timeline

Sept. 1, 2026
Mandatory reception
All French companies must be able to receive Factur-X invoices from their suppliers.
Sept. 30, 2026
OPERAT declaration
Annual deadline for tertiary buildings ≥ 1,000 m² subject to the tertiary decree.
Sept. 1, 2027
Mandatory issuance
SMBs and micro-enterprises (including freelancers) must issue Factur-X.

Scope and liability

These tools generate invoices and prepare declarations. The issuer remains responsible for verification and submission of documents. No tool in this ecosystem automatically submits or transmits to approved platforms without explicit user action.