In this division:
"officer" means—
(a) an inspector; or
(b) an authorised officer; or
(c) any other person who enters premises under section 81 (4) or section 83 (4) while the person is on the premises; or
(d) in relation to a function under section 86—a veterinary practitioner.
"owner", of an injured or dead animal, means the owner of the animal immediately before its injury or death.