(1) A person shall not use in a public place a vehicle to which this section applies unless there is in force in respect of the vehicle and exhibited thereon a plate under this section indicating descriptions of maximum weights which are not to be exceeded in the case of the vehicle or any combination of vehicles of which it is a part.
(2) A person shall not use in a public place a vehicle to which this section applies unless there is in force in respect of the vehicle a certificate under this section indicating descriptions of maximum weights which are not to be exceeded in the case of the vehicle or any combination of vehicles of which it is a part.
(3) Where a person contravenes subsection (1) or (2) he shall be guilty of an offence and, where that person is not the owner of the vehicle, the owner shall also be guilty of an offence.
(4) Where a person charged with an offence under subsection (3) is the owner of the vehicle, it shall be a good defence to the charge for him to show th
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