How do I fill in French tax return online?
John Thompson
Published Feb 27, 2026
To file your tax return online, you’ll need to do the following:
- Log into your Account by entering your tax number and password.
- Click Complete my tax return.
- Check and update the pre-filled information.
- Sign your completed tax return.
How do I file a French tax return?
To apply for a French tax number you can complete form 2043 available on the French tax authorities’ website and take it to your local tax office (Service des Impôts des Particuliers). It is possible to drop it in the designated letter box outside the tax office or to hand it in to a tax office employee.
What is the deadline for French tax return?
Income tax deadlines in France The French tax year follows the calendar year: 1 January to 31 December. Tax return deadlines vary slightly each year and are announced in late spring of the same year the taxes are due. In 2020, the deadline was 12 June for paper returns and 4 June for online returns.
What does a French tax number look like?
For individuals: The TIN consists in 13 numerals (format: 99 99 999 999 999). The first digit of the TIN is always 0, 1, 2 or 3. For entities: The numéro SIREN consists in 9 numerals (format 999 999 999).
What exchange rate do I use for French taxes?
For converting 2020 income and deductions to be reported on the 2020 French income tax declaration, please use 1.1422 USD/EUR (this is the rate provided by the Banque de France).
Do I have to do a tax return in France?
If you are resident in France you are obliged to submit a income tax return (déclaration des revenues). That is to say, each household must submit a tax return, assuming they are taxed as a single tax unit. If you live as an unmarried couple with no civil partnership you are each required to complete a tax return.
Do you have to fill out French tax forms?
There is not a single French tax form, but rather additional forms for each type of income must be filled out to accompany your main French tax return form (Form 2042). If you have paid French taxes before, you typically receive Form 2042 pre-filled, on which you should list your updated worldwide income and gains.
Do you have to declare your income in France?
This added peace of mind will make your French tax return a stress-free process. A person who is a resident of France for tax purposes must declare all of their income for tax, including both income from French sources and income received abroad. Failure to accurately declare any income could result in significant penalties.
How to choose elitax for French tax return?
When you choose Elitax for your French income tax return, you’ll be working with a team of bilingual accountants with over 15 years of experience. We guarantee that your case will be dealt with in a clear and professional manner. Our fees are competitively priced, reflecting the quality of the service provided.
How to add French tax credit to UK tax return?
If you have foreign income that generated a tax credit equal to the French tax that would otherwise be due on these, such as UK rental income or government pensions, then the box for inserting the total amount, 8TK, has moved from the main 2042 declaration to the 2042C complementary declaration, in section eight (Divers).