(1) If a police officer believes on reasonable grounds that a person has committed or is committing a relevant offence, the police officer, with the consent of the occupier of premises, may—
(a) enter and search the premises (including any vehicle on the premises); and
(b) exercise a power referred to in subsection (2) and (3) at the premises.
(2) The police officer may—
(a) seize any thing the officer finds on the premises if he or she believes on reasonable grounds the thing is connected with the alleged offence; and
(b) examine, take and keep samples of any things the officer finds on the premises if he or she believes on reasonable grounds the things are connected with the alleged offence; and
(c) in the case of any document on the premises, do any of the following in relation to the document, if the officer believes on reasonable grounds the document is connected with the alleged offence—
(i) require the document to be produced for examination; and
(ii) examine, make copies or take extracts from the document, or arrange for the making of copies or the taking of extracts; and
(iii) remove the document for so long as is reasonably necessary to make copies or take extracts from the document.
(3) The police officer may make any still or moving image or audio-visual recording if he or she believes on reasonable grounds it is necessary to do so for the purpose of establishing the alleged offence.