Income tax: only a few days left to correct your declaration

Did you make an error in your online tax return? You have until December 4 to correct it. Income, charges or tax credits: you can still correct your data to receive a new tax notice. After this date, a claim will be necessary.

• 
  

  To safeguard
  
  
  

  Saved
  

Did you make a mistake on your online tax return? Don’t panic, you have a few days left to rectify the situation. The tax administration leaves you until December 4 For correct any possible errors which would have slipped into your declaration last spring (on your 2023 income). As the Ministry of the Economy points out on its websiteyou will be able to modify the situation in the event of an error, whether you have completed your declaration online or take advantage of the automatic declaration.

For fans of line declarationto correct an incorrect amount, upwards or downwards, nothing could be simpler. All you need to do is connect to your particular space on the impots.gouv.fr website, and click on the “access the online correction” section. Thus, you will be able to modify the information declared, whether it concerns income, deductible expenses or tax credits. Please note that certain information cannot be corrected online, such as your marital status or the address of your tax residence on January 1, 2024. Once the operation is completed and validated, your new tax notice will therefore be generated.

For people who have filed a paper declarationthe process is different. It is not possible to use the online correction service. From the submission deadline (May 21, 2024) and upon receipt of your tax notice, you can make a claim until December 31 of the second year following that indicated on the notice. This claim can be made online or by mail to your public finance center.

What are the consequences of your tax return correction?

When these rectifications “lead to a reduction in tax or the creation or increase of a tax credit, the administration may, if necessary, ask you for details and possibly refuse the requested correction», Specifies the Ministry of the Economy. Depending on your corrections, if the amount owed to the tax authorities is reduced and you have already paid the initial amount, you will benefit from a refund. Conversely, if a regularization is necessary and the amount of your tax increases, the new amount must be paid before a deadline indicated on the new notice.

But what to do if you miss the deadline given to you by the tax authorities? Pass December 4you will need to submit a complaint to the General Directorate of Public Finances (DGFiP). As the site impots.gouv.fr specifies, “you can make a claim until December 31 of the second year following that of the recovery indicated on the tax notice“. The tax administration gives the following example: the complaint deadline ends on December 31, 2024 for the 2021 income tax collected in 2022. You will then be able to make this complaint online in your particular space in the section “I report an error in the calculation of my tax” or by post addressed to your public finance center.