. For accuracy of the general ledger, a liability must be recorded as soon as the purchased item is received.
2. When the vendor’s invoice is received, the actual liability will be finalized with any necessary adjustments to the item costs, freight or other charges.
3. The vendor’s invoice must be formally authorised by the appropriate head of department and reconciled with the approved purchase documentation as applicable (i.e. purchase order, purchase requisition, delivery slip, receiving report).