Australian Capital Territory Current Acts Australian Capital Territory Current Acts(1) A veterinary practitioner must not, without reasonable excuse, de-sex a dog or cat unless the veterinary practitioner marks an ear of the dog or cat with a tattoo.
Maximum penalty: 5 penalty units.
(2) A certificate signed by a veterinary practitioner stating that a dog or cat has been de-sexed is evidence that the dog or cat has been de-sexed unless the contrary is proved.