Electricity metering data exchange - The DLMS/COSEM suite - Part 9-7: Communication profile for TCP-UDP/IP networks (IEC 62056-9-7:2013); English version EN 62056-9-7:2013
Edition 2014-09

Electricity metering data exchange - The DLMS/COSEM suite - Part 7-6: The 3-layer, connection-oriented HDLC based communication profile (IEC 62056-7-6:2013); English version EN 62056-7-6:2013
Edition 2014-09

Electricity metering data exchange - The DLMS/COSEM suite - Part 5-3: DLMS/COSEM application layer (IEC 62056-5-3:2017); English version EN 62056-5-3:2017
Edition 2020-06

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

Communication systems for meters - Part 1: Data exchange; German version EN 13757-1:2021
Edition 2022-10