(1)A police officer may exercise all or any of the special powers of investigation under sections 21, 22, 34, 39 and 111 when investigating any arrestable case.
Section history
Section 18 — Investigation in arrestable cases
As in force on 1 August 2017.
Timeline 3 versions
- 2 January 2011 Enacted
- 1 August 2017 You are here
- 31 December 2021 Revised edition
- 17 August 2026 Latest
(2)The action of a police officer in such a case may not be called into question at any time on the ground that he lacked authority under this section to exercise the special powers of investigation under sections 21, 22, 34, 39 and 111.