Medical Certificate in Dudelange: Online, Same-Day from €34.99

Dudelange is a southern town close to the French border, and its working population follows a pattern much like Esch-sur-Alzette's nearby: a mix of local employment and cross-border commuting, with people moving in both directions across the frontier each day. That mix means documentation needs vary — what a certificate needs to show, and how quickly it needs to be submitted, depends on the individual employer rather than the town.

Like the rest of the south, the town has an industrial and working-class history alongside a growing services presence, and requests for certificates here span the ordinary range: sick leave, return-to-work and occasional fit-to-fly or general medical requests.

We don't operate a clinic anywhere in Dudelange — the assessment happens entirely online, reviewed by a doctor registered to assess cases in Luxembourg. That's deliberate: it means you don't need to be well enough to travel across town to be seen.

Dudelange had 22,203 residents in 2025, making it the country's fourth-most populous commune, and it runs straight up to the French border — Zoufftgen, in the Moselle, is the commune on the other side. It has a hospital site of its own: the Centre Hospitalier Emile Mayrisch operates from rue de l'Hôpital here, one of the group's three sites. The town also hosts the Centre national de l'audiovisuel, founded in 1989, and the football club F91 Dudelange, and the D in the old ARBED steel company's name stood for Dudelange. The employer mix that grew out of that industrial base now spans manufacturing, services and public institutions, each with its own absence procedure sitting on top of the national framework.

With the border that close, the practical question is usually not which certificate but whose system pays. If you work in Luxembourg and live in the Moselle, you are affiliated to the Centre commun de la sécurité sociale but register for treatment at home with a French fund using form S1 or S072 — so a consultation in France is reimbursed at French rates, while one taken in Luxembourg is claimed back from the CNS. If you live in Dudelange and work in France, the position generally reverses and your employer's country sets the rules, which is worth confirming with them rather than assuming. So the useful question when you fall ill is not which country you are standing in, but which fund you registered with and who administers your benefit.

1. 1

   Complete assessment

   3-5 minutes. Select your certificate type, confirm Luxembourg as your country, and answer relevant health questions covering your condition, the dates you need covered, and any employer or institution details you'd like included. No payment yet. You're only charged if a certificate is issued.

2. 2

   Doctor reviews your case

   Reviewed by a doctor registered to assess cases in Luxembourg, generally during business hours (9am-6pm CET/CEST, Monday-Friday). The doctor may request more information through the same portal, or in some cases advise that your situation needs an in-person examination rather than an online certificate.

3. 3

   Receive your PDF

   Delivered the same day the doctor approves your case, as a PDF with the reviewing doctor's details and a verification reference your employer, school, or institution can scan to confirm authenticity directly.

Typical private consultation costs are a general range reported for Luxembourg and vary by practice and location.

The gap between our pricing and a typical private consultation mostly reflects the difference between booking an in-person appointment slot and completing an online assessment: you're paying for the doctor's review and the certificate itself, not a waiting room or receptionist time.

Luxembourg residents covered by CNS may have some or all of a routine in-person consultation reimbursed through the standard health insurance system; our online assessment is a private, self-pay service and is a different route to obtaining a certificate quickly, rather than a substitute for CNS-linked primary care. If your situation involves an ongoing condition better suited to in-person follow-up, a doctor may advise that route instead.

Prices for every certificate type are shown upfront before you start the assessment, and you are only charged once a doctor has actually reviewed and approved your case, not at the point of submitting your answers. This matters in a market like Luxembourg's, where the cost of an equivalent in-person visit can vary noticeably between a general practice, a specialist, or an occupational health provider, depending on which one you'd otherwise have approached.

Note on employer-specific rules: Notification windows, required internal forms, and whether a copy needs to reach the CNS directly can vary by employer, sector, and the collective agreement that applies to your role. Confirm your own employer's sickness absence policy alongside this general overview, and check current CNS guidance directly if your situation involves a sick-pay matter, as procedures are reviewed periodically.

Read the full Luxembourg rules, glossary and national FAQ →

Every Luxembourg certificate is reviewed by a doctor registered to assess cases in Luxembourg. A clinician will only issue a certificate after genuinely assessing your case, based on the health information you provide and, where needed, follow-up questions asked through the same portal.

Other cities in Luxembourg

• Bettembourg
• Diekirch
• Differdange
• Esch-sur-Alzette
• Ettelbruck
• Luxembourg City
• Pétange
• Sanem
• Wiltz