Luxembourg Social Security for Expats: CNS, Pension & Dependency

Luxembourg's social security system provides comprehensive healthcare, pension, and long-term care coverage. As an employee, you contribute to three separate funds.

1. CNS — Caisse Nationale de Santé (Health)

Rate: 3.05% (employee share)

The CNS covers: GP visits, specialist consultations, hospital stays, prescription medicines, and partial dental care.

Ceiling: contributions capped at 5× SSMI (~€154k annually).

2. Pension (CNAP)

Rate: 8% (employee share, employer matches)

• Minimum 10 years of contributions for eligibility
• Pension calculated based on contribution years and career average salary
• Portable within EU countries

Ceiling: same as CNS (~€154k annually).

3. Dependency Insurance (Dépendance)

Rate: 1.4% (employee only — employer does NOT contribute)

Covers long-term care needs. No ceiling — applies to all income.

Total Employee Contributions 2026

Frequently Asked Questions (FAQ)

What are the key rules and thresholds for Luxembourg Social Security for Expats: CNS, Pension & Dependency in Luxembourg?

Luxembourg applies transparent statutory rules for 2026, incorporating progressive tax brackets (from 0% up to 40%), statutory social contributions (CNS 3.05%, CNAP 8.0%, dependency 1.4%), and official solidarity surcharges (7% or 9%).

How does this impact cross-border workers (frontaliers) and expats?

Cross-border commuters from France, Belgium, and Germany are covered by bilateral double-taxation treaties and agreed telework day limits (up to 34 days annually), while remaining covered under the Luxembourg CCSS social security system.

How can I calculate the exact financial impact for my specific situation?

FinWorldHQ provides free, verified interactive financial calculators tailored to Luxembourg statutory rates. You can test your exact salary, tax class, mortgage payments, or investment returns directly on our platform.