France has set the deadlines for filing individual income tax returns in 2025 in respect of the 2024 tax year. For online filing, the deadlines are as follows: Zone 1 (Départements 1 to 19 and non-residents): 22 May 2025 Zone 2 (Départements 20 to 54): 28 May 2025 Zone 3 (Départements 55 to 976): 5 June 2025 The online filing service will be made available via impots.gouv.fr on 10 April 2025. For taxpayers who are unable to file online, the deadline is 20 May 2025 (based on postmark), including for French citizens living abroad.