reg 21G Consent
(1) A person proposing to subject an individual to an exposure as part of an imaging practice must first provide a reasonable level of information about the proposed exposure to, and obtain prior consent for the exposure from, the individual to be exposed. (2) The requirement in paragraph (1) to obtain prior consent does not apply to law enforcement authorities. (3) In this regulation, “law enforcement authority” means any authority responsible for preventing, detecting, investigating, combating and punishing criminal offences, including, but not limited to, the police, any prosecutor, any judicial authority and any prison authority. (4) In paragraph (3), “prison authority” includes— (a) a governor of a prison; (b) an officer of a prison; (c) a person working at a prison who is authorised by the governor of the prison to exercise powers of search; (d) a director of a contracted out prison; (e) a prisoner custody officer of a contracted out prison; (f) a worker at a contracted out prison who is authorised by the director of the contracted out prison to carry out restricted activities. (5) Expressions used in paragraph (4)(d) to (f) have the meanings given in Part IV of the Criminal Justice Act 1991 .