166Powers of certifying officers and examiners as respects goods vehicles
A certifying officer appointed under the [1981 c. 14.] Public Passenger Vehicles Act 1981 or an examiner appointed under section 68 of this Act may at any time, on production if so required of his authority, exercise in the case of goods vehicles all such powers as are, under section 164(1) or 165 of this Act, exercisable by a constable.