What are the benefits of taxx.lu?

taxx.lu is a Luxembourg-based online tax platform that combines simplicity, efficiency, and personalized support. Here are the main advantages at a glance:

Simplicity and time-saving

• Clear and intuitive interface suitable for all users.
• Mobile app taxx.lu Scanner to scan your tax certificates.
• Auto-Scan function: automatic data import, no manual entry required.

Personalized tax optimization

• Automatic calculation of your Opti-Score, showing potential savings.
• Personalized advice to maximize your tax deductions.
• Identification of legal opportunities to reduce your taxes.

Clear overview of your tax situation

• Accurate estimation of taxes due or refund.
• Simplified budget planning with no surprises.

Expert review of your declaration

• Plus and Premium packages: comprehensive review by experts.
• Ability to prepare a letter of appeal in case of errors.
• Peace of mind when submitting your declaration.

Responsive and human customer support

• Assistance via chat or email (help@taxx.lu).
• Support for all tax-related questions.
• High-quality guidance, even for complex situations.

Suitable for all situations

• Forms for singles, employees, civil servants, cross-border workers, self-employed or retirees.
• Available in French, German, and English.
• Compatible with all common tax situations in Luxembourg.

Attractive promotional offers

• Discounts for certain partner clients, e.g., Standard package.
• Seasonal promotions for regular users.

Recognized market leader

• Tens of thousands of satisfied users.
• Leading online tax platform in Luxembourg since 2018.
• Millions of euros refunded to users.

In summary: taxx.lu is a simple, fast, and reliable solution to manage your tax declaration while optimizing your tax savings.

Updated on: 18/08/2025