(1)  In any proceedings for an offence against this Act –

(a) an averment in a complaint that a specified person was the registered operator of a motor vehicle or trailer at a specified time is evidence of that fact; and

(b) an averment in a complaint that a specified person was the registered owner of a vessel at a specified time is evidence of that fact.

(2)  If in any proceeding for an offence against this Act an authorised officer gives his or her assessment of a quantity of litter deposited in a place or receptacle, that assessment, in the absence of evidence to the contrary, is taken to be evidence of the quantity of litter deposited.