> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://help.taxx.lu/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# 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**.