| country | code | NB |
 |
Australia | AU |
Standards Australia (SA) |
 |
Belgium | BE |
Bureau de Normalisation (NBN) |
 |
Canada | CA |
Standards Council of Canada (SCC) |
 |
China | CN |
Chinese Electronic Standardization Institute (CESI) (accredited by SACS) |
 |
Denmark |
DK |
Dansk Standard (DS) |
 |
Finland | FI |
Finnish Standards Association (SFS) |
 |
France | FR |
Association Francaise de Normalisation (AFNOR) |
 |
Germany | DE |
Deutsches Institut fur Normung (DIN) |
 |
India | IN |
Bureau of Indian Standards (BIS) |
 |
Israel | IL |
Standards Institution of Israel (SII) |
 |
Italy | IT |
UNINFO (accredited by UNI) |
 |
Japan | JP |
Japanese Industrial Standards Committee (JISC) |
 |
Korea, Republic of | KR |
Korean Agency for Technology and Standards (KATS) |
 |
Netherlands | NL |
Nederlands Normalisatie-Instituut (NEN) |
 |
Norway | NO | Standard Norge (SN) |
 |
Poland | PL |
Polish Committee for Standardization (PKN) |
 |
Portugal | PT |
Instituto Portugues da Qualidade (IPQ) |
 |
Russian Federation | RU |
State Committee of the Russian Federation for Standardization and Metrology (GOST R) |
 |
Singapore | SG |
SPRING Singapore (SPRING SG) |
 |
Spain | ES |
Asociacion Espanola de Normalizacion y Certificacion (AENOR) |
 |
Sweden | SE |
Swedish Standards Institute -
Information Technology Standardization (SIS - ITS) |
 |
Switzerland | CH |
Swiss Association for Standardization (SNV) |
 |
United Kingdom | GB | British Standards Institution (BSI) |
 |
Ukraine | UA |
State Committee of Ukraine for Standardization, Metrology and Certification (DSTU) (accredited by DSSU) |
 |
USA | US |
American National Standards Institute (ANSI) |