Tax residency calculator for Luxembourg (and 62 other countries)
Easy visual way to track whether you qualify as a tax resident based on the number of days spent in a country.
Just select days you were in the country on the calendar

Select days you were in 🇱🇺 Luxembourg
Tax Residency Rules in Luxembourg (in simple language)
You're a Luxembourg tax resident if Luxembourg is where you live — either your permanent home (tax domicile) or your usual place of residence. Residents are taxed on their worldwide income.View Tax Law Source
