(1) A WELS inspector must, before entering WELS premises under a warrant:
(a) announce that he or she is authorised to enter the premises; and
(b) give any person on the premises an opportunity to allow entry to the premises.
(2) A WELS inspector is not required to comply with subsection (1) if he or she believes on reasonable grounds that immediate entry to the premises is required to ensure that the effective execution of the warrant is not frustrated.