The delivery docket for a bulk fertiliser or a custom fertiliser mix –
(a) must be handed to the purchaser, or a person authorised by the purchaser, at the time of delivery; or
(b) if neither the purchaser nor a person authorised by the purchaser is present at the time of delivery – must be left in a conspicuous place on the purchaser's premises and a copy of the docket must be posted to the purchaser within 7 days after the delivery.