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Employer sponsorship is the primary legal route for non-EU nationals who want to work in Luxembourg. If you are not a citizen of the EU, EEA, or Switzerland, you must have a Luxembourg employer sponsor your job and work authorisation before starting employment.
This guide explains how employer sponsorship works in Luxembourg, who needs it, the application process, required documents, timelines, and common reasons for refusal.
What Is Employer Sponsorship in Luxembourg?
Employer sponsorship means a Luxembourg-registered employer formally supports a foreign worker’s residence and work permit application.?The employer must prove that:
• The job offer is genuine
• Local and EU labour market rules are respected
• The foreign worker meets qualification and experience requirements
Without employer sponsorship, most non-EU nationals cannot legally work in Luxembourg.
Who Needs Employer Sponsorship in Luxembourg?
You need employer sponsorship if you:
• Are a non-EU / non-EEA / non-Swiss citizen
• Plan to work in Luxembourg for more than 90 days
• Have a job offer from a Luxembourg-based employer
You do not need sponsorship if you are:
• An EU, EEA, or Swiss citizen
• A Luxembourg permanent resident
• Covered by specific EU mobility or transfer exemptions
Documents Required for Employer Sponsorship in Luxembourg
Employer Documents
• Job offer or employment contract
• Proof of ADEM vacancy registration
• Company registration documents
• Employer compliance declaration
Employee Documents
• Valid passport
• CV and professional qualifications
• Criminal record certificate
• Proof of accommodation
• Medical certificate
Incomplete documentation is a common reason for delays or refusal.
Common Reasons Employer Sponsorship Is Refused
• Non-genuine or unverifiable job offers
• Salary below legal or sector standards
• Incomplete ADEM labour market test
• Qualification mismatch
• Employer compliance or tax issues
Can You Change Employers After Sponsorship?
Yes, but conditions apply:
• A new employer usually requires new authorisation
• Restrictions are stricter during the first year
• Approval depends on residence permit type and job role
Disclaimer
This article is provided for informational purposes only and does not constitute legal or immigration advice. Immigration laws and procedures in Luxembourg may change, and outcomes depend on individual circumstances. Always consult official Luxembourg authorities or a qualified immigration professional before applying.
FAQs: Employer Sponsorship in Luxembourg
Is employer sponsorship mandatory in Luxembourg??
Yes. Most non-EU nationals must have employer sponsorship to work legally.
Can I apply for a work permit without a job offer?
?No. A valid job offer or employment contract is required.
Can small companies sponsor foreign workers?
?Yes, if they meet legal, financial, and compliance requirements.
Does employer sponsorship guarantee visa approval??
No. Approval depends on meeting all immigration conditions.
Can family members join later?
?Yes. Family reunification is possible after meeting residence requirements.
January 9, 2026
