ISO 4217 added to the standard. A number of currencies are not included in ISO 4217, because these currencies are: (a) minor currencies pegged 1:1 to a larger currency, even if independently regulated (b) a legal tender only issued as commemorative banknotes or coinage, or (c) a currency of an unrecognized or partially recognized state. These currencies include: See for a list of all currently pegged currencies. Despite having no official recognition in ISO 4217, the following non-ISO codes are sometimes used locally or commercially. In addition, GBX is sometimes used (for example on the London Stock Exchange) to denote Penny sterling,
ISO/IEC JTC 1/SC 29 ISO/IEC JTC 1/SC 29 ISO/IEC JTC 1/SC 29 Coding of audio, picture, multimedia and hypermedia information is a standardization subcommittee of the Joint Technical Committee ISO/IEC JTC 1 of the International Organization for Standardization (ISO) and the International Electrotechnical Commission (IEC), that develops and facilitates international standards, technical reports, and technical specifications within the field of audio, picture, multimedia, and hypermedia information coding. The international secretariat of ISO/IEC JTC 1/SC 29 is the Japanese Industrial Standards Committee (JISC) located in Japan. ISO/IEC JTC 1/SC 29 was established in 1991, when the subcommittee took over the tasks of ISO/IEC JTC 1/SC