(1) The Commissioner may cancel an exemption certificate if satisfied that the holder (a) has ceased to be a motor dealer; or(b) is prohibited from carrying on the business of a motor dealer under any other Act; or(c) has not complied with any condition of the exemption certificate or any provision of this Chapter, the consequences of which, in the opinion of the Commissioner, justify the cancellation; or(d) has used or attempted to use the certificate to obtain an exemption that is not available; or(e) is a licensed motor vehicle trader or is dealing in motor vehicles within the meaning of the Motor Vehicle Traders Act 2011 .(2) The Commissioner may suspend an exemption certificate for a specified period if satisfied that the holder has not complied with any condition of the exemption certificate or any provision of this Act.(3) The Commissioner, by written notice, is to advise the holder of an exemption certificate and the Registrar of Motor Vehicles of any suspension or cancellation.(4) On receipt of the notice, the holder must forward the exemption certificate to the Commissioner within 14 days after the receipt.Penalty: Fine not exceeding 100 penalty units.(5) Duty is payable in relation to any vehicle acquired through the use of an exemption certificate which has been cancelled under this section or taken to be cancelled under section 210(3)(a) if the former holder of that certificate of exemption has not disposed of the vehicle within 3 months of the date of cancellation or any longer period the Commissioner may allow.