Law Enforcement (Powers and Responsibilities) Act 2002 No 103
Current version for 23 March 2020 to date (accessed 2 June 2020 at 06:15)
Part 4 Division 1 Section 21A
21A   Ancillary power to search persons
(1)  In conducting a search of a person under section 21, a police officer may, if the police officer suspects on reasonable grounds that a thing referred to in section 21(1)(a), (b), (c) or (d) is concealed in the person’s mouth or hair, require the person—
(a)  to open his or her mouth to enable it to be searched, or
(b)  to shake, or otherwise move, his or her hair.
(2)  Subsection (1) does not authorise a police officer to forcibly open a person’s mouth.
(3)  A person must not, without reasonable excuse, fail or refuse to comply with a requirement made by a police officer in accordance with this section.
Maximum penalty—5 penalty units.