Millions of couples targeted by an increase in taxes from the start of the school year, this is why

By Laurent Fourvière – Posted on August 25. Nevertheless, 2025 at 4:16 PM – modified the August 25, 2025 at 4:16 PM

From the start of the school year, things will change for taxes. Similarly, Indeed, millions of taxpayers will see their tax increase.

In France, taxpayers pay their taxes according to their family situation, especially when they are in a relationship. Therefore, Indeed, couples married or linked by a PACS must generally make a common tax declaration. However, This means that their income is added to calculate the overall home tax. However, this way of doing things is far from being beneficial for everyone. In addition, And this, for a very simple reason.

An injustice in the couple

Couple taxpayers must usually pay a single rate for taxes called millions couples targeted increase taxes “home rate”. Furthermore, The latter distributes the sum to be paid equally. Moreover, And this, whatever the difference in income between the two spouses. A situation which stems from the source deduction mechanism set up since 2019. Indeed, with this system, a percentage is directly deducted every month from the income received by the taxpayer.

However, This rate is defined according to the average income When it comes to married or PACS couples. Suddenly, the two partners pay exactly the same percentage. But in the vast majority of relationships, men receive a larger salary than women. As a result, the latter found themselves paying more taxes than men. But from the start of the school year, things will change.

A new measure for taxes from the start of the school year

Until now. married or PACS couples had to pay a common rate for taxes. But since this millions couples targeted increase taxes situation does not make everyone happy, the government has decided to make some change. Indeed. from the start of the school year, the system will evolve with the establishment of an individualized rate by default For each member of the couple. A new calculation method that will allow better equity by adjusting the withholding tax. And this, depending on the real income of each. In this way. the person with the biggest income in the couple will pay more taxes than their spouse in order to relieve it financially. However, it is important to keep in mind that the total amount of the tax remains unchanged.

Paying a fixed tax rate. however, income is uneven is a concept that puts one of the partners of a couple in difficulty. In particular, the person who receives the least income. It is therefore to make things fair that this new rule has millions couples targeted increase taxes been set up. For those who still have trouble visualizing. let’s take the example of Gabriel and Camille, a couple married to two children. In this family, Gabriel receives 4,600 euros net per month, while Camille receives 1,850 euros net. With a common rate of tax at 8.4 %the latter is taken 1866 euros every year.

A significant sum for Camille. But with the individualized rate, she will find herself paying only 96 euros to the Tisccs. Which is 0.4 %. For his part, Gabriel will see his contribution to taxes climb to 11.6 %. It is therefore this method that the tax administration will automatically set up in September 2025. However, if this system does not suit you, you are not obliged to join. Indeed, for all married or PACS couples who do not wish to individualize their rate, just go to the Impot.gouv.fr site. Then go to the millions couples targeted increase taxes section “Manage my direct debit at source” in order to maintain a common rate of. sample in the home.