(1) A person must not, without reasonable excuse, possess a firearm on which there is no serial number.
Penalty: 240 penalty units or 4 years imprisonment.
(2) In any proceeding against a person for an offence under this section, it is not necessary for the prosecution to prove that the person knew, was aware, believed or suspected that there was no serial number on the firearm.
(3) In any proceeding for an offence under this section, it is a defence if the person charged had reasonable grounds for believing that there was a serial number on the firearm.
(4) To avoid doubt, a firearm in which the serial number has been erased or removed is a firearm on which there is no serial number.