The ITU Radiocommunication Assembly considering: a) that metadata will be accompanying most audio broadcast transmissions in the future; b) that the automatic generation of metadata will be necessary to offer a complete cost-efficient service in future; c) that automatic identification of audio items enables tracking of transmitted programme material; d) that different schemes for extraction of audio metadata are developed today; e) that ISO/IEC JTC 1/SC 29/WG 11 is currently finalizing schemes for the coding of metadata for multimedia data; f) that no quality assessment procedures for audio metadata extraction schemes have been standardized until now.