27Evidentiary

27 Evidentiary (1) In respect of a charge against a person for the alleged committal of an offence against this Act: (a) proof that kava was at the material time in or on premises or a vehicle of which the person was the occupier or in control, or the management or control of which the person was concerned with, is evidence that the kava was at that time in the person's possession unless it is shown that the person neither knew nor had reason to suspect that the kava was in or on the premises or vehicle; (b) the operation of section 32 of the Criminal Code is excluded unless the person shows his or her honest and reasonable belief in the existence of a state of things material to the charge; and (c) the burden of proving an authorisation to do an act or make an omission lies on the person. (2) If a sample of a quantity of a substance seized under this Act and alleged to be kava is analysed or examined by an analyst and the results of the analysis or examination establishes the presence of a kava lactone in the sample, for the purpose of establishing whether a person committed an offence against this Act relating to the substance seized, the whole of the quantity of the substance seized is to be taken to be kava.