Electromagnetic compatibility and Radio spectrum Matters (ERM) - Technical characteristics and methods of measurement for shipborne watchkeeping receivers for reception of Digital Selective Calling (DSC) in the maritime MF, MF/HF and VHF bands (Endorsement of the English version EN 301 033 V1.4.1 (2013-09) as German standard)
Edition 2014-04

Private Integrated Services Network (PISN) - Mapping functions for the employment of 64 kbit/s circuit mode connections with 16 kbit/s sub-multiplexing (ISO/IEC 17310 (2002), modified) (Endorsement of the English version EN 301039 V 1.2.1 (2002-09) as German standard)
Edition 2003-12

Terrestrial Trunked Radio (TETRA) - Security - Lawful Interception (LI) interface (Endorsement of the English version EN 301040 V2.1.1 (2006-03) as German standard)
Edition 2006-11

Private Integrated Services Network (PISN) - Specification, functional models and information flows - Transit counter additional network feature [ISO/IEC 15055 (1997) modified]; English version EN 301047 V 1.1.1 (1997.09)
Edition 1998-10

Private Integrated Services Network (PISN) - Inter-exchange signalling protocol - Transit counter additional network feature [ISO/IEC 15055 (1997) modified]; English version EN 301048 V 1.1.1 (1997.09)
Edition 1998-10

Private Integrated Services Network (PISN) - Specification, functional models and information flows - Circuit-mode multi-rate bearer services [ISO/IEC 11584 (1996) modified]; English version EN 301049 V 1.1.1 (1997.09)
Edition 1998-10

Fixed Radio Systems - Point-to-multipoint equipment - Direct Sequence Code Division Multiple Access (DS-CDMA); Point-to-multipoint digital radio systems in frequency bands in the range 1 GHz to 3 GHz (Endorsement of the English version EN 301055 V 1.4.1 (2001-02) as German Standard)
Edition 2002-11

Integrated Services Digital Network (ISDN) - Digital Subscriber Signalling System No. one (DSS1) protocol - Basic call control; enhancement at the "b" service entry point for Virtual Private Network (VPN) applications - Part 1: Protocol specification (Endorsement of the English version EN 301060-1 V 1.2.2 (1998-04) as German standard)
Edition 2000-01

Integrated Services Digital Network (ISDN) - Digital Subscriber Signalling System No. one (DSS1) protocol; Basic call control; enhancement at the "b" service entry point for Virtual Private Network (VPN) applications - Part 2: Protocol Implementation Conformance Statement (PICS) proforma specification (Endorsement of the English version EN 301060-2 V 1.1.3 (1998-11) as German standard)
Edition 2000-04

Integrated Services Digital Network (ISDN) - Digital Subscriber Signalling System No. one (DSS1) protocol; Basic call control; enhancement at the "b" service entry point for Virtual Private Network (VPN) applications - Part 3: Test Suite Structure and Test Purposes (TSS&TP) specification for the user (Endorsement of the English version EN 301060-3 V 1.1.3 (1998-11) as German standard)
Edition 2000-04