Online tax return in Luxembourg

5 days until 31 December 2024. Final deadline for your 2023 tax return! Fill it in here.

10€ voucher for your tax declaration.

Use the code TAXX-b5843b to get a €10 discount on your tax return on taxx.lu!

Discount coupon limited to 30 uses.

How do I get this discount?

Create an account on taxx.lu. The registration and simulation are free of charge.
Complete your tax return and get to know your tax refund.
When paying, enter the code TAXX-b5843b
Benefit from a 10€ voucher and all other advantages of taxx.lu

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Create an account, complete your return and simulate your tax refund!