Avoid tax arrears: Check your tax return - Inforevision

The 2026 advance tax return is ready in your tax folder. Make sure the numbers are correct to avoid tax arrears.

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Avoid tax arrears: Check your withholding statement

Your tax assessment for 2026 is now ready in your tax folder. The tax reform with middle tax, top tax and top-top tax etc. is now included in your tax statement.

The Danish Tax Agency has opened the advance tax return for 2026, and it's a good idea to check if the figures match what you expect for 2026. Otherwise, you risk having to pay back taxes at the end of the year. Pay particular attention to whether the advance tax return contains the right income and, not least, deductions.

Property taxes are included in the advance tax assessment

Housing taxes, both land tax/property tax and property value tax, are included in the advance tax assessment. The entire housing tax is thus collected via tax deductions from your income, i.e. it affects your deduction and tax rate and possibly payment of B-tax.

Transportation deductions and interest expenses are important

Transportation deductions and interest expenses are especially important to check. For example, if you change jobs, your commute to work may be shorter or longer, so your commuting allowance will change. Your interest expenses may also have changed due to loan rescheduling or if you have a flexible loan.

Correct your withholding statement when your finances change

You should correct your tax return when there are major changes in your finances. This could be, for example:

When you correct your tax return, you need to enter the expected figures for the whole of 2026.

Tax reform

From January 1, 2026, important new tax rules will come into effect that are already included in your tax return. Read our article Major tax changes in 2026 - get an overview for more information.

Want to increase your deduction percentage?

If you want to increase your deduction percentage to get money back in tax at the end of the year, you need to ask your employer to do so. You can't do it yourself, and neither can the Tax Agency.

Be careful not to increase your income to change your deduction percentage. It only works if you pay top tax.

If your income is below approximately 500,000 DKK in 2026, you risk paying too little tax if you increase your income. This is because you will automatically receive a larger employment deduction than you are entitled to.

Instead, you can reduce your deductions (e.g. interest deduction or transportation deduction) to pay more tax during the year. This way, you reduce the likelihood of having to pay money back at the end of the year.

Remember to correct the deductions when the annual statement arrives in your tax folder.

More information

If you need advice or assistance in relation to tax returns etc. you are welcome to contact inforevision's tax department. You can read more about us here.

Flemming Saabye
Head of the tax department
T: 39 53 50 38

Jannik Petersen
Tax advisor
T: 39 53 50 47

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