If you use assistive technology (such as a screen reader) and need a
version of this document in a more accessible format, please email email@example.com.
Please tell us what format you need. It will help us if you say what assistive technology you use.
Guidance on the use of covert surveillance or human intelligence sources by public authorities under part 2 of the Regulation of Investigatory Powers Act (RIPA) 2000.
The codes of practice also provide guidance on entry or interference with property or wireless telegraphy by public authorities under section 5 of the Intelligence Services Act 1994 or part 3 of the Police Act 1997.