Section 118 of the Principal Act is amended as follows:(a) by omitting from subsection (2) "magazine" and substituting "firearms magazine" ;(b) by omitting from subsection (2)(a) "rounds" and substituting "rounds of ammunition" ;(c) by inserting the following subsection after subsection (2) :(3) A person must not possess a detachable firearms magazine that is (a) capable of holding more than 10 rounds of ammunition and being used in a pump-action centre-fire rifle; or(b) capable of holding more than 10 rounds of ammunition and being used in a lever-action centre-fire rifle; or(c) capable of holding more than 15 rounds of ammunition and being used in a bolt-action centre-fire rifle.Penalty: Fine not exceeding 50 penalty units or imprisonment for a term not exceeding 2 years, or both.