Guidelines for third-party certification adn accreditation - Guide 68 - Arrangements for the recognition and acceptance of conformity assessment results
Edition 2004

Guidelines for security framework of information systems of third-party payment services
Edition 2023-12

Guidelines for third-party certification and accreditation Guide 27 - Guidelines for corrective action to be taken by a certification body in the event of either misapplication of its mark of conformity to a product, or products which bear the mark of
Edition 1991

Integrated Services Digital Network (ISDN) - Three Party (3PTY) supplementary service - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 1: Protocol specification
Edition 1998-09-01

Integrated Services Digital Network (ISDN) - Three Party (3PTY) supplementary service - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification (incl. Diskette!!!)
Edition 1998-10-01

Integrated Services Digital Network (ISDN) - Three Party (3PTY) supplementary service - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification for the user
Edition 1998-09-01

Integrated Services Digital Network (ISDN) - Three Party (3PTY) supplementary service - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 5: Test Suite Structure and Test Purposes (TSS&TP) specification for the network
Edition 1998-09-01

Conformity assessment - General requirements for third-party marks of conformity (ISO/IEC 17030:2021); German and English version EN ISO/IEC 17030:2021
Edition 2021-12

Intelligent transport systems - eCall - Operating requirements for third party support; German version EN 16102:2011
Edition 2012-03