Together against the misuse of quality marks

Berlin | 25.11.2025

The certification marks awarded by DIN CERTCO represent quality, reliability, safety, consumer and environmental protection and thus for consistently positive attributes. By using our marks, a certificate holder can label their products or services, provided they have undergone a proper testing and certification procedure at DIN CERTCO.

Unfortunately, our DIN marks are occasionally misused. Such misuse of the mark affects the credibility of the certificates and the protection of consumers.

If you come across products or services that use these marks without valid certification or if you notice anything suspicious, we would be pleased to receive your support. Please report such cases to us directly so that we can react quickly.

Together we will ensure that the certification marks remain a reliable sign of quality.

Here you can find further information.

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