If you're contractors working with Government officials of the U.S. Government you've almost certainly dealt with FAR, in other words, the Federal Acquisition Regulation. This hefty legal document covers the rules of regulations and guidelines that Government officials and prime contractors have to follow when working together. In this article https://far1566763.designertoblog.com/46981559/documenting-negotiations-in-accordance-with-far-15-406-3