International Telecommunication Union
Frequency administration is – according to "Article 1.2" of the International Telecommunication Union's (ITU) Radio Regulations (RR) – defined as "«Any governmental department or service responsible for discharging the obligations undertaken in the Constitution of the International Telecommunication Union, in the Convention of the International Telecommunication Union and in the Administrative Regulations (CS 1002)".» Definitions identical to those contained in the Annex to the Constitution or the Annex to the Convention of the International Telecommunication Union (Geneva, 1992) are marked "(CS)" or "(CV)" respectively.