 The station was seized and closed in September 1972 due to Martial Law.Two years later, due to changes in media ownership laws, Channel 7, DZBB and their other sister provincial radio and television stations were eventually sold to the triumvirate of Gilberto Duavit, Sr., Menardo Jimenez and Felipe Gozon.At the same time, DZBB returned to the airwaves under the branding "Dobol B", and became a music-personality radio station.