ISO 4217 codes (STANAG 1059, 9th edition) use "X" codes for imaginary exercise countries ranging from XXB for "Brownland" to XXR for "Redland", as well as for major commands such as XXE for SHAPE or XXS for SACLANT. Consequently, ISO 4217 can use "X" codes for non-country-specific currencies without risk of clashing with future country codes. The inclusion of EU (denoting the European Union) in the ISO 3166-1 reserved codes list, allows the euro to be coded as EUR rather than assigned a code beginning with X, even though it is a supranational currency. The ISO 4217 standard includes a crude mechanism
ISO/TC 37 International Standards (and Technical Reports) covering terminological principles and methods as well as various aspects of computer-assisted terminography. ISO/TC 37 is not responsible for the co-ordination of the terminology standardizing activities of other ISO/TCs. ISO 639 Codes for the representation of names of languages, with the following parts: "Note: Current status is not mentioned here - see ISO Website for most recent status. Many of these are in development.": ISO/TC 37 ISO/TC 37 is a technical committee within the International Organization for Standardization (ISO) that prepares standards and other documents concerning methodology and principles for terminology and language resources. Title: