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How do I submit the RTS statement to the tax authorities?

Log in to your business account on MyGuichet
Click on the blue button "Go to services"
Click on the **upload box **on the right
Select the **XML file **on your device
Follow the prompts to complete the procedure
Sign the procedure using a Luxtrust authentication method
Click the "Send" button to transmit the procedure to the tax office

Please note that you can download the required XML file format by clicking on the three dots button on the "Documents" page on Salary.lu. This file does not need to be opened, but can be used to make the declaration via MyGuichet, using your Luxtrust token for authentication and by simply following these few steps.

For more details on the RTS statement and when it must be submitted, please visit our Payroll Pedia Glossary here.

Updated on: 15/01/2026

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