Find out about the different rules in each state of Australia.

Microchipping for cats and dogs is mandatory in ACT, NSW, QLD, VIC and WA. Microchipping for dogs only is compulsory in TAS.

NEW SOUTH WALES

Information about requirements  for selling animals in NSW. 

Here:

https://www.dpi.nsw.gov.au/animals-and-livestock/animal-welfare/companion-animal-welfare/buying-or-adopting-a-cat-or-dog

Search the Microchip number and BIn numbers  here:

https://www.petregistry.nsw.gov.au/#/animalwelfare