For the purposes of section 49(2)(e)(i) of the Act, the following reasons are prescribed as reasons for requiring testing of samples or specimens of any stock, premises, agricultural produce, preparation or fitting to be carried out at the expense of the owner:(a) that, at any time during the period of one year ending on the giving of the notice requiring the testing, one or more of the following has occurred:(i) the owner has supplied, or consigned for slaughter, contaminated stock;(ii) the owner has supplied any contaminated agricultural produce, preparation or fitting;(iii) the owner has been found guilty of an offence under section 18 , 20 , 25 , 28 , 30 , 31 , 32 , 40 , 41 , 42 , 43 or 46 of the Act or any regulation made in respect of any of those sections and relating to the handling of a chemical product;(iv) the owner has been found guilty of an offence under the Poisons Act 1971 in relation to the use or possession of a chemical product that is listed, or which contains a constituent that is listed, in Schedule 4 to the current Poisons Standard and was prescribed by a veterinary surgeon for use in relation to an animal;(b) that the owner owns or occupies premises subject to a premises use restriction notice and the testing is reasonably required to determine whether (i) the owner or other occupier of the premises is meeting the requirements of that notice; or(ii) that notice should remain in force.