Western Australian Numbered Acts (1) Subject to this
section, a police officer has the powers, duties and responsibilities that a
constable has under the common law.
(2) If this Act
confers a power, duty or responsibility on a police officer that the officer
also has by reason of subsection (1), the power must be exercised and the
duty or responsibility must be performed in accordance with this Act.
(3) If there is an
inconsistency between a provision of this Act and a power, duty or
responsibility that a police officer has by reason of subsection (1), the
provision of this Act prevails.