​1. All invoices must be in original invoice form. Account statements and/or summaries are not acceptable.
2. Each invoice MUST contain the following information:
    a. Invoice number
    b. Invoice date
    c. Invoice amount
    d. Reasonably sufficient detail describing the goods/services provided
        a. E.g., unit price, item number, item description, quantity, freight charges, sales tax, length of the service
    e. Our PURCHASE ORDER NUMBER
        a. If we did not provide a PO number, your invoice MUST include our job number and the last name of the individual that made the order
    f. “Shipped to” location
3. All invoices MUST be submitted electronically. Paper copies with NOT be accepted.  

For the Midwest region including Oklahoma jobs, send all invoices/statements to: apinvoices@usengineering.com  
For the Rocky Mountain region including Tennessee and Virginia jobs, send all invoices to: apinvoices.rm@usengineering.com 
For questions, please contact anyone on our Accounts Payable team at 816.753.6969, or at apinvoices@usengineering.com