The enactment amends the Contraventions Act to allow for the designation of certain criminal offences as contraventions and to specify that contraventions may be prosecuted by means of either a summons or ticket unless another Act of Parliament provides otherwise.

The enactment also amends the Controlled Drugs and Substances Act to create offences with respect to the possession of small amounts of cannabis (marihuana) and the production of cannabis (marihuana).