ISO 4217 or banking. At the 17th session (February 1978), the related UN/ECE Group of Experts agreed that the three-letter alphabetic codes for International Standard ISO 4217, "Codes for the representation of currencies and funds", would be suitable for use in international trade. Over time, new currencies are created and old currencies are discontinued. Frequently, these changes are due to the formation of new governments, treaties between countries standardizing on a shared currency, or revaluation of an existing currency due to excessive inflation. As a result, the list of codes must be updated from time to time. The ISO 4217 maintenance agency
International Organization for Standardization end-users of products and services, ensuring that certified products conform to the minimum standards set internationally. The three official languages of the ISO are English, French, and Russian. The name of the organization in French is ', and in Russian, ('). "ISO" is not an acronym. The organization adopted "ISO" as its abbreviated name in reference to the Greek word "" (, meaning "equal"), as its name in the three official languages would have different acronyms. During the founding meetings of the new organization, the Greek word explanation was not invoked, so this meaning may have been made public later.