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The pay slip, this little piece of paper that is both complex and decisive, has some unpleasant surprises in store for 2025. If you think that only the broad outlines matter, think again. Some innocuous but crucial lines will change and may weigh on the net to pay. Let's review these changes which directly concern employees.
A deceptive reflex among employees
When the time comes to consult their pay slip, an almost universal reflex sets in: employees frantically scrutinize the amount of “Net payable”. This figure, in bold and clearly visible, represents the amount that will end up directly in their bank account.
It alone sums up their remuneration and becomes the central element of any analysis. The other lines of the pay slip become secondary details, often ignored, and are then relegated.
Yet, these little lines that seem insignificant sometimes hide major modifications. In 2025, certain changes which directly concern net salary will be visible under other headings, far from “Net payable”. And believe it or not, these adjustments could reduce your salary without you realizing it right away.
To have
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This line is often ignored by employees
The line “Compulsory health supplement” – that is to say mutual insurance – remains a rarely scrutinized section. However, it represents an increasingly important part of what employees receive in gross. In 2025, this line may cost you more.
The reason? A general increase in mutual pricesestimated at 6% on average, which will lead to an increase in the employee contribution.
In fact, this means that the share of the mutual insurance remaining payable by employees will be higher. If your company has negotiated a new contract, this increase could result in a larger drain on your gross salary. It therefore involves your net salary to be paid. An often overlooked line, but one worth keeping an eye on.
A hard blow for mobile employees
For employees who take public transport, another line could also surprise you in 2025: “Transport reimbursement”. This is the line that gets little attention, but plays a key role in take-home pay. Especially if you benefit from a partial reimbursement of your transport costs.
Until this year, companies reimburse up to 75% of public transport costs. But from January 2025, this reimbursement is limited to 50%.
To have
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For example, the Navigo pass in Île-de-France costs €86.40 per month, we report The Internet user. Previously, an employee could be reimbursed up to €64.80. From now on, this amount will drop by €43.20. This change directly impacts the net payable and concerns a large majority of employees.
Withholding tax
Finally, the line “Personalized rates” or “Withholding at source” could also surprise employees who adjusted their tax rate last year. In 2025, this rate will return to the standard rate, calculated by the tax administration.
If you are keeping your changed rate in 2024 for personal reasons, it is likely that it has changed without notice. Result ? You risk pay more taxeswhich could reduce your take-home pay. If you are in this case, make sure that the change is taken into account and that the rate applied is fair.
