An invoice is a time-stamped commercial document that itemizes and records a transaction between a buyer and a seller. If goods or services were purchased on credit, the invoice usually specifies the terms of the deal and provides information on the available methods of payment.



Typically, an invoice document will contain a combination of the following details:

  • Invoice numberĀ 
  • Invoice issue date and payment due DateĀ 
  • Payment terms
  • Buyer and seller details
  • Reference to the correspondent Purchase Order
  • The details about the products/services: description, quantity, prices
  • Total amount

Some of the Invoice templates: