Electricity metering - Data exchange for meter reading, tariff and load control - Part 42: Physical layer services and procedures for connection-oriented asynchronous data exchange (IEC 62056-42:2002); German version EN 62056-42:2002, text in English
Edition 2003-01

Integrated Services Digital Network (ISDN) - Digital Subscriber Signalling System No. one (DSS1) protocol - Data link layer - Part 2: General protocol specification [ITU-T Q.921 (1993), modified]; English version ETS 300402-2:1995
Edition 1996-06

Intelligent transport systems - Fast service announcement protocol (FSAP) for general purposes in ITS (ISO 22418:2020); English version EN ISO 22418:2020
Edition 2020-09

Integrated Services Digital Network (ISDN); Terminal Portability (TP) supplementary service; functional capabilities and information flows; english version ETS 300054:1991
Edition 1992-09

Telecontrol equipment and systems - Part 6: Telecontrol protocols compatible with ISO standards and ITU-T recommendations; section 501: TASE.1 service definitions (IEC 60870-6-501:1995); German version EN 60870-6-501:1996
Edition 1997-08

Private Telecommunication Network (PTN); signalling at the S-reference point; generic feature key management protocol for the control of supplementary services; English version ETS 300240:1993
Edition 1993-12

Terrestrial Trunked Radio (TETRA); Voice plus Data (V + D) - Part 13: SDL model of Air Interface; English version ETS 300392-13:1997
Edition 1998-08

Space engineering - SpaceWire - Remote memory access protocol; English version EN 16603-50-52:2014
Edition 2014-12

Electricity metering data exchange - The DLMS/COSEM suite - Part 4-7: DLMS/COSEM transport layer for IP networks (IEC 62056-4-7:2015); English version EN 62056-4-7:2016
Edition 2017-07

Space engineering - SpaceWire - CCSDS packet transfer protocol; English version EN 16603-50-53:2015
Edition 2015-05