 |
International Organization for Standardization (ISO) |
 |
European Committee for Standardization (CEN) |
 |
International electrotechnical Commission (IEC) |
 |
European Committee for electronical standardization (CENELEC) |
 |
European Telecommunications Standard Institute (ETSI) |
 |
International Telecommunications Union (ITU) |
 |
Wolrd Trade Organization (WTO) |
 |
United Nations Economic Commission for Union (UNECE) |
 |
European Commission (Directives) |