German Geprufte Sicherheit (GS) Certification Mark
This certification mark is voluntary but widely recognized as a safety mark. It requires third-party verification of compliance with European safety requirements.
Use the GS mark to secure a trusted and efficient market access to Germany, the biggest market in Europe.
The GS certification mark (GS= Geprüfte Sicherheit/Approved Safety) is applicable for a wide range of products, including electrical equipment. 
The GS mark is voluntary but widely recognized as a safety mark within Germany and in German-speaking countries. A GS certification involves a third party to verify compliance with safety requirements in Europe.
Nemko is a recognized GS testing and certification body, including approved test facilities around the globe.
What is GS?
- Confirmation that a product is safe
- Includes electrical Safety as well as ergonomics
- Compliance with requirements for toxic substances
- Including Factory surveillance
- Confirm compliance with ProdSG
- Certification may be issued up to 5 years
Collaborative compliance
Compliance requirements are easier to meet when they’re part of the development process, not an afterthought. Nemko helps product teams identify potential issues earlier to reduce rework and simplify the path to approval.
Dedicated global partner
No matter if you are located in Europe, Asia, North America, or anywhere else in the world, Nemko’s international testing and certification facilities are here to help.