International Organization for Standardization (ISO) is functioning from Geneva in Switzerland as a worldwide federation of national standards organizations.
The mission of ISO is to promote the development of standardization and related activities in the world with a view to facilitating the international exchange of goods and services, and to developing corporation in the spheres of intellectual, scientific, technological and economic activity.
The work of preparing international standards is normally carried out through ISO Technical committees. Each member body interested in a subject for whom a technical committee has been established has the right to be represented on that committee. International organizations, governmental and non-governmental, in liaison with ISO, also take part in the work. ISO collaborates closely with the International Electro-technical Commission (IEC) on all matters of electro-technical standardization. The main task of technical committees is to prepare International Standards are published as International Standards requires approval by at least 75% of the members casting a vote.