The Biosecurity Act 1993 has a list of laws that it changes, which is called "Enactments amended". You can find this list in the schedule. The laws that are changed include the Animal Remedies Act 1967, Animals Act 1967, and Dog Control and Hydatids Act 1982.
These laws are all part of New Zealand's legislation. The Biosecurity Act 1993 is empowered by s 168(1), which means it gets its power from that section. The list of changed laws also includes the Environment Act 1986, Local Government Act 1974, and Meat Act 1981.
The list keeps going with the Ombudsmen Act 1975, Public Finance Act 1989, Rating Powers Act 1988, and Summary Proceedings Act 1957. It also includes the Trade in Endangered Species Act 1989, Wild Animal Control Act 1977, and Wildlife Act 1953.