For the purposes of this Act, unless the contrary is proved, a tobacco product is presumed to be offered for retail sale if:
(a) an amount of the tobacco product is on physical premises (whether or not open to the public) from which regulated tobacco items are:
(i) sold by way of retail sale; or
(ii) supplied to fulfil a retail sale; and
(b) the amount exceeds the amount (if any) prescribed by regulations made for the purposes of this paragraph.
Note: A defendant bears a legal burden in relation to proving the contrary (see section 13.4 of the Criminal Code ).