what is material def and sec
sec 23(1) of the criminal proseducre and investigation act 1996
what the main act for evidence
the regulation of investigatory powers act - RIPA
servillance act and def
-The monotring, observing , listening to persons, their movements, their convesations or other activities or commuciating. recording anything monitored, obsereved or listened to in the course of servilance.
whats covert servillance
in RIPA
whats intusive servillance sec and def
s26(4) ripa