30 Jul Policy paper: PACE Code H 2017
Revised code of practice in connection with detention, treatment and questioning by police officers under the Terrorism Act 2000.
It had effect from 23 February 2017 and it was revised following a statutory consultation.
It was superseded by PACE Code H 2018 on 31 July 2018.
You can also read the order bringing the code into force and the explanatory memorandum describing the changes.