About taxx.lu
Simple. Fast. Stress-free.
Created by tax experts and tech enthusiasts, taxx.lu was born from one clear observation: filing taxes in Luxembourg shouldn’t be a headache.
Our mission is simple: to make tax filing in Luxembourg easy and accessible.
No more confusing forms, costly mistakes, or endless delays. With a clear interface , smart forms, and personalized support, we help thousands of residents and cross-border workers alike—file their returns confidently every year.
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Our entire team of experts will assist you in completing your tax return.
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Fill in your tax return online, without any hassle.
On taxx.lu, you can file your Luxembourg tax return simply and independently. No need to be an expert: we'll guide you step by step.
Start nowOur Highlights
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Label "Made in Luxembourg"
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Second winner CYEL 2019
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Success story 2020
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Best UI/UX Design of the Year 2022