If you are an employee of or for the U.S. Government you've almost certainly dealt with FAR, in other words, the Federal Acquisition Regulation. This lengthy legal document provides the rules and regulations that the Government as well as prime contractors must adhere to when working together. In this article https://far-1528159.creacionblog.com/17192524/documenting-negotiations-in-accordance-with-far-15-406-3