Who can use taxx.lu?

The taxx.lu platform is designed for all taxpayers who need to file a tax declaration in Luxembourg, whether they are residents or non-residents. It is intended for individuals as well as married couples or partners, regardless of their nationality or professional situation.

taxx.lu is an online platform aimed at simplifying tax filing in Luxembourg for a wide range of taxpayers.

It is particularly suitable for:

• Employees, residents or cross-border workers, from the private or public sector.
• Retirees receiving a taxable pension in Luxembourg.
• Property owners earning rental income in Luxembourg or abroad.
• Self-employed individuals, freelancers, professionals, and sole proprietors.
• People receiving income from capital assets (dividends, interest, etc.) or capital gains.
• Married couples or registered partners.

Updated on: 18/08/2025