You can view this post via the foodregulation.gov.au website where it originated for more information on this topic.
The food regulation system
The Australia and New Zealand joint food regulation system is made up of the laws, policies, standards and processes that we use to make sure our food is safe to eat.
In Australia and New Zealand, the regulation of food is covered by a range of laws and policies. Generally, consumer protection laws require information about food to be truthful and not misleading. Food laws cover a more specific range of food issues including safety, labelling, composition and food handling requirements. Our food laws are not made by our Parliaments; but developed, implemented and enforced by a strong cooperative joint system. New Zealand shares food standards with Australia for labelling and end product standards for foods for sale. However, New Zealand still retains its own laws for the production and processing of food. More information can be found at http://www.foodsafety.govt.nz/policy-law/food-regulation/australia-nz-cooperation/ All levels of Australian and New Zealand government are involved in the joint system, which set out the individual process for: