230. Control of guard dogs.

A person must not use or permit the use of a guard dog1 at any premises2 unless a handler capable of controlling it is present on the premises and the dog is under his control at all times while it is being so used, except while it is secured so that it is not at liberty to go freely about the premises3.

The handler of a guard dog must keep it under his control at all times while it is being used as a guard dog at any premises except while another handler has control of it or while it