Regulations last checked for updates: Feb 09, 2026

Title 48 - Federal Acquisition Regulations System last revised: Jan 28, 2026
All TitlesTitle 48Chapter 6Part 639 - PART 639—ACQUISITION OF INFORMATION TECHNOLOGY
authority: 40 U.S.C. 486(c); 22 U.S.C. 2658.
source: 72 FR 51569, Sept. 10, 2007, unless otherwise noted.
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