Electricity metering - Data exchange for meter reading, tariff and load control - Part 21: Direct local data exchange (IEC 62056-21:2002); German version EN 62056-21:2002, text in English— 74 стр.
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— 30 стр.
Electricity metering - Data exchange for meter reading, tariff and load control - Part 53: COSEM application layer (IEC 62056-53:2002); German version EN 62056-53:2002, text in English— 128 стр.