As a non-resident, what should I do if I notice a mistake in my taxes?
If you notice a mistake or if you wish to challenge the validity of your taxes (income tax, social levies or local taxes), you can use your personal account to:
Filing a claim with the tax authorities does not discharge you from paying the related taxes but you can request a stay of payment.
If you decide to use your personal account for this purpose, do not forget to attach all relevant supporting documents for this request to be processed. Details of the documents to provide are set out in the INTERNATIONAL section of the impots.gouv.fr website. Click on the situation(s) that concern(s) you in the “I am enquiring about…” section:
You will find useful information in “Your Questions/Our Answers” at the bottom of the page for each situation addressed.
Do not submit another claim after the first one; an acknowledgment of receipt confirms that the departments have duly received your initial claim. They make every effort to process claims as rapidly as reasonably possible.
UPDATED DINR-PART on AUGUST 23, 2021