Definition
An invoice is a commercial document issued by a supplier to the buyer indicating the products, quantities and agreed prices for products or services the supplier has provided.
How a supplier submits an invoice to the University of Washington:
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Suppliers follow the instructions that came with the PO. Instructions could include either:
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The supplier sends the invoice over the ARIBA Network.
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The supplier emails the invoice to the email shown on the order.
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- Foreign Suppliers - The department purchasing from the foreign supplier should follow the instructions to initiate the relationship.
Invoice Requirements
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New suppliers must complete the online UW Supplier Registration Form and enroll for electronic payments before an invoice can be paid.
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Suppliers should bill separately for each UW Purchase Order. Invoices referencing multiple Purchase Orders are not accepted.
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Suppliers should bill the UW only for items shipped or services already provided.
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Suppliers should provide complete and accurate information. Your company invoice should include the following information:
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UW-issued Blanket Purchase Order (BPO) or Purchase Order (PO) number
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Shipping address
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Remit-to address
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Invoice number
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Invoice date
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UW customer contact (the person who placed the order)
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Separate line item charges and brief description for each item as listed on the Purchase Order
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Sales tax when applicable
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Clearly marked invoice total
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