# General Services Administration Acquisition Manual

## Part 542 - Contract Administration and Audit Services

## Part 543 - Contract Modifications

## Part 544 - Subcontracting Policies and Procedures

## Part 545 - Government Property

## Part 546 - Quality Assurance

## Part 547 [Reserved]

## Part 548 - Value Engineering

## Part 549 - Termination of Contracts

## Part 550 - Extraordinary Contractual Actions

## Part 551 - Use of Government Sources by Contractors