A vehicle that is permitted under the laws of another State or Territory to be operated to provide the equivalent of a bus service may operate on a highway, if, in accordance with those laws—
(a) it is used to pick up a passenger in that other State or Territory and take the passenger to a destination in Victoria, and it operates on the highway solely for that purpose; or
(b) having been pre-booked to do so, it is used to pick up a passenger in Victoria for the purpose of taking the passenger to a destination in that other State or Territory, and it operates on the highway solely for that purpose; or
(c) it is used to pick up a passenger in a State or Territory other than Victoria and to take the passenger to a destination in a State or Territory other than Victoria, and it operates on the highway solely for that purpose.