ISO (the International Organization for Standardization) is a worldwide federation of national standards bodies
(ISO member bodies). The work of preparing International Standards is normally carried out thr ough ISO
technical committees. Each member body interested in a subject for which a technical committee has been
established has the right to be represented on that committee. Internati ona l or ganizations, governmental and
non-governmental, in liaison with ISO, also take part in the work. ISO collaborates closely with the
Interna tional Electrotechnical Commission (IEC) on all matters of electrotechnical standardization.