ISO 4217 instead of translated currency names or ambiguous currency symbols. ISO 4217 codes are used on airline tickets and international train tickets to remove any ambiguity about the price. The first two letters of the code are the two letters of the ISO 3166-1 alpha-2 country codes (which are also used as the basis for national top-level domains on the Internet) and the third is usually the initial of the currency itself. So Japan's currency code is JPY—JP for Japan and Y for yen. This eliminates the problem caused by the names "dollar, franc, peso" and "pound" being used in dozens
ISO/IEC JTC 1/SC 17 ISO/IEC JTC 1/SC 17 ISO/IEC JTC 1/SC 17 Cards and personal identification 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), which develops and facilitates standards within the field of identification cards and personal identification. The international secretariat of ISO/IEC JTC 1/SC 17 is the British Standards Institution (BSI) located in the United Kingdom. In 1969, at the request of the American National Standards Institute (ANSI), ISO/TC 95, Office Machines, set up a working group to consider whether there was a requirement for International