Vendor Invoice Template

Updated March 23, 2022

A vendor invoice is a document provided by any business/individual selling goods/merchandise or services to a customer that serves as proof of purchase. This form will provide vendor information, customer information, invoice information, as well, a basic description of goods or services sold, to include sales tax itemization.

How to Write

Step 1 – Vendor Information – Enter:

  • The company or vendor’s name
  • Street address
  • City, State, Zip Code

Step 2 – Customer Information –

  • Street address
  • City, State, Zip Code

Step 3 – Invoice Information –

  • The vendor must enter the description of the merchandise or service sold
  • Submit the price of the goods or services
  • Enter the quantity of the goods sold
  • Enter the total due from each row into the “Total” column

Step 4 – Calculation of Total Costs –

  • Add all of the figures located in the “Total” fields
  • Submit the sum into the “Subtotal” fields
  • Enter the sales tax amount into the “Sales Tax” field
  • Calculate the contents of the “Subtotal” field and the “Tax” field
  • Enter that amount into the “Total Due” field

Step 4 – Signature –

  • The vendor must provide signature to each invoice
  • Date the signature and invoice in mm/dd/yyyy format