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Luxembourg: Tax Guide 2026

How Luxembourg income tax works in 2026: 23-bracket system up to 42%, 9% solidarity surcharge bringing the effective top rate to 45.78%, and 12.45% employee social contributions.

🇱🇺 Luxembourg: Impôt sur le revenu 2026

Updated June 2026

Income tax brackets (Class 1 – single, selected)

Annual incomeRate
Up to €12,4380%
€12,439 – €22,7888% to 12%
€22,789 – €39,99614% to 28%
€39,997 – €110,40330% to 39%
€110,404 – €220,78840% to 41%
Above €220,78842%

Luxembourg has 23 tax brackets. A solidarity surcharge (contribution au fonds pour l'emploi) of 9% applies on top of tax owed, bringing the effective top rate to approx. 45.78%.

Social contributions (employee)

ContributionRate
Pension (CNAP)8%
Health insurance (CNS)3.05%
Long-term care (dépendance)1.4%
Total employee12.45%

Key facts

  • Minimum wage 2026: €2,645/month (highest statutory minimum in EU)
  • Cross-border workers: ~45% of workforce are frontaliers
  • Tax classes: Class 1 (single), Class 1a (single parent), Class 2 (married)
  • Filing: ACD online portal, deadline 31 March

Tax class comparison

Tax classWho qualifies
Class 1Single employees
Class 1aSingle parents, widowed, 65+
Class 2Married couples, civil partners

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