The GS or DGUV Test mark may be affixed to products corresponding to the tested type only for as long as the underlying certificate is valid. Products produced after the certificate has become invalid may not have the GS or DGUV Test mark applied ...
The procedures during testing and certification, and the possible approval marks, are shown in our testing and certification rules, which you can view or download here. They are part of all contracts with testing and certification bodies in DGUV ...
