The Land Transport (Certification and Other Fees) Regulations 1999, regulations 5 and 8 stipulate that the fee that may be charged by an HV certifier for the certification of a vehicle is an amount determined by the individual HV certifier having regard to:

a) the time spent in inspecting the vehicle to ascertain whether it complies with the relevant requirements

b) any fees payable to Waka Kotahi

c) any standard or usual rate at which the HVS certifier charges for other work carried out in respect of motor vehicles.