Learn more about 1080 the poison, how aerial drops are carried out and the rights of private land owners
The short answer is a private land owner has the right to say no.
By law (Hazardous Substances Regulations 2001) the land owner and occupier must give their permission before vertebrate toxic agents such as 1080 can be applied on their land - this is covered by the Trespass Act 1980 which states: "Laying of poison or setting of traps on private land; refer page 4 of the Trespass Act HERE
• Every person commits an offence against this Act who, without the
authority of an occupier of any private land, or other lawful authority,-
• (a) lays any poison or poisoned on that land; or
• (b) sets any trap on that land."