A purchase order is required for all purchases of products and services with limited exceptions. The purchase order number must be referenced on all correspondence from delivery note or packing slip through to invoice.
Vendors should not perform services or ship products prior to the issuance of a purchase order relating to the true cost of the transaction.
Vendors must request an amended or additional purchase order for any additional products or services requested.
Exceptions to purchase order requirements include: Purchases made by P-Card, rent, utilities, courier, postage services or independently contracted system solutions.