URSSAF (social contributions)

URSSAF adds late-payment surcharges

In short

If you declare or pay your contributions late, URSSAF adds late surcharges (majorations de retard). The letter or your online account shows the period and amount.

Deadlines to check

What to do

Sources and official links

Checked on 11 October 2026 against the official sources above. Rules can change: the deadlines written on your letter take priority.

General information, not legal advice. This guide explains a type of letter; it does not replace advice from a professional on your situation. Free help: France services, point-justice. Read the disclaimer.

Download the checklist « What to do when I get an official letter » (PDF)

← All guides