(4) Where warehoused goods are damaged, destroyed or unlawfully removed by or with the assistance or connivance of an officer, and that officer is convicted of an offence in relation to that damage, destruction or removal then, except where the occupier of the warehouse or the proprietor of the goods was a party to the offence, the Comptroller shall pay compensation for any loss caused by such damage, destruction or removal, and despite any other provision of any customs enactment, duty shall not be payable on the goods by the occupier or the proprietor and any sum paid by way of duty by him or her before the conviction shall be repaid.