As a consequence of a reform process within the International Telecommunication Union (ITü), the CCm ceased to exist as of 28 February 1993. In its place, the ITU Telecommunication Standardization Sector (ITU-T)w as created as of 1 March 1993. Similarly,
ITU-T N.1-1993 history
1993ITU-T N.1-1993 DEFINITIONS FOR APPLICATION TO INTERNATIONAL SOUND-PROGRAMME AND TELEVISION-SOUND TRANSMISSION Study Group IV