537Search warrants—announcement before entry

537 Search warrants—announcement before entry (1) An investigator must, before anyone enters premises under a search warrant— (a) announce that the investigator is authorised to enter the premises; and (b) give anyone at the premises an opportunity to allow entry to the premises; and (c) if the occupier of the premises, or someone else who apparently represents the occupier, is present at the premises—identify themself to the person. (2) The investigator is not required to comply with subsection (1) if the investigator believes, on reasonable grounds, that immediate entry to the premises is required to ensure— (a) the safety of anyone (including the investigator or any person assisting); or (b) that the effective execution of the warrant is not frustrated.