Petroleum may be inspected and tested

(1) The Commissioner, or any police officer not below the rank of assistant inspector, may at all reasonable times inspect and test all petroleum kept, offered or exposed for sale, and if upon such inspection and test any description of petroleum is found kept, offered or exposed for sale, contrary to this Part, it shall be liable to be seized and, on conviction of the offender, forfeited. (2) Every person who inspects and tests any petroleum under this section shall retain a sample thereof. (3) Every person who keeps, offers or exposes for sale any petroleum contrary to this Part shall be guilty of an offence and liable to a fine not exceeding five thousand dollars, Provided that if the person or persons in whose possession such petroleum is found as mentioned in subsection (1) of this section claims to have a further test made in his behalf, the magistrate before whom the case is tried shall call some person having competent chemical knowledge, who shall test a portion of the sample retained under subsection (2) of this section in the manner hereinafter provided, and shall give evidence of the result of such test. (4) The magistrate shall direct payment to be made to the analyst of a sum not less than ten dollars nor more than twenty dollars, which sum in case of conviction shall be paid by the person convicted, and in case of acquittal by the Financial Secretary out of the Consolidated Revenue Fund.