New Delhi, Dec. 2 -- All police stations and probe agencies including the Central Bureau of Investigation, National Investigation Agency and Enforcement Directorate, must install CCTV cameras with night vision and audio recording, the Supreme Court said on Wednesday.

This is seen as a landmark order meant to prevent excesses in custody.

States have been directed to install cameras with audio at all police stations.

Security cameras should be installed in all interrogation rooms, lock-ups, entries and exits, the Supreme Court ruled.

"These cameras must be installed at entry and exit points of the police station, lock ups, corridors, lobbies, reception area, rooms of the sub-Inspector and Inspector, reception and outside washrooms."

Th...