U.S. Code of Federal Regulations

Regulations most recently checked for updates: Jan 21, 2026

All TitlesTitle 48 - Federal Acquisition Regulations System
Chapter 1 [1.000 - 51.205] - CHAPTER 1—FEDERAL ACQUISITION REGULATION
Chapter 1 [52.000 - 53.300] - CHAPTER 1—FEDERAL ACQUISITION REGULATION (CONTINUED)
Chapter 2 [201.101 - 270.105] - CHAPTER 2—DEFENSE ACQUISITION REGULATIONS SYSTEM, DEPARTMENT OF DEFENSE
Chapter 3 [301.101 - 370.701] - CHAPTER 3—HEALTH AND HUMAN SERVICES
Chapter 4 [401.101 - 470.203] - CHAPTER 4—DEPARTMENT OF AGRICULTURE
Chapter 5 [501.101 - 570.802] - CHAPTER 5—GENERAL SERVICES ADMINISTRATION
Chapter 6 [601.000 - 653.219-71] - CHAPTER 6—DEPARTMENT OF STATE
Chapter 7 [701.106 - 753.300] - CHAPTER 7—AGENCY FOR INTERNATIONAL DEVELOPMENT
Chapter 8 [801.000 - 873.118] - CHAPTER 8—DEPARTMENT OF VETERANS AFFAIRS
Chapter 9 [901.101 - 970.5245-1] - CHAPTER 9—DEPARTMENT OF ENERGY
Chapter 10 [1001.101 - 1052.232-7003] - CHAPTER 10—DEPARTMENT OF THE TREASURY
Chapter 12 [1201.101 - 1253.300-70] - CHAPTER 12—DEPARTMENT OF TRANSPORTATION
Chapter 13 [1301.000 - 1371.121] - CHAPTER 13—DEPARTMENT OF COMMERCE
Chapter 14 [1401.105-3 - 1480.904] - CHAPTER 14—DEPARTMENT OF THE INTERIOR
Chapter 15 [1501.000 - 1553.232-76] - CHAPTER 15—ENVIRONMENTAL PROTECTION AGENCY
Chapter 16 [1601.101 - 1699.70] - CHAPTER 16—OFFICE OF PERSONNEL MANAGEMENT FEDERAL EMPLOYEES HEALTH BENEFITS ACQUISITION REGULATION
Chapter 17 [1733.203 - 1733.214] - CHAPTER 17—OFFICE OF PERSONNEL MANAGEMENT
Chapter 18 [1801.000 - 1852.301] - CHAPTER 18—NATIONAL AERONAUTICS AND SPACE ADMINISTRATION
Chapter 19 [1901.000 - 1953.370] - CHAPTER 19—BROADCASTING BOARD OF GOVERNORS
Chapter 20 [2001.101 - 2052.242-71] - CHAPTER 20—NUCLEAR REGULATORY COMMISSION
Chapter 21 [2101.101 - 2152.370] - CHAPTER 21—OFFICE OF PERSONNEL MANAGEMENT, FEDERAL EMPLOYEES GROUP LIFE INSURANCE FEDERAL ACQUISITION REGULATION
Chapter 23 [2301.101 - 2301.105-2] - CHAPTER 23—SOCIAL SECURITY ADMINISTRATION
Chapter 24 [2401.000 - 2453.246] - CHAPTER 24—DEPARTMENT OF HOUSING AND URBAN DEVELOPMENT
Chapter 25 [2501.101 - 2532.403] - CHAPTER 25—NATIONAL SCIENCE FOUNDATION
Chapter 28 [2801.101 - 2852.233-70] - CHAPTER 28—DEPARTMENT OF JUSTICE
Chapter 29 [2901.000 - 2952.245-71] - CHAPTER 29—DEPARTMENT OF LABOR
Chapter 30 [3001.101 - 3053.303] - CHAPTER 30—DEPARTMENT OF HOMELAND SECURITY, HOMELAND SECURITY ACQUISITION REGULATION (HSAR)
Chapter 34 [3401.000 - 3452.247-70] - CHAPTER 34—DEPARTMENT OF EDUCATION ACQUISITION REGULATION
Chapter 0 - CHAPTER 51—DEPARTMENT OF THE ARMY ACQUISITION REGULATIONS [RESERVED]
Chapter 52 [5231.205 - 5231.205-90] - CHAPTER 52—DEPARTMENT OF THE NAVY ACQUISITION REGULATIONS
Chapter 0 - CHAPTER 53—DEPARTMENT OF THE AIR FORCE FEDERAL ACQUISITION REGULATION SUPPLEMENT [RESERVED]
Chapter 54 [5416.203 - 5452.249] - CHAPTER 54—DEFENSE LOGISTICS AGENCY, DEPARTMENT OF DEFENSE
Chapter 57 [5706.302-70 - 5706.302-70] - CHAPTER 57—AFRICAN DEVELOPMENT FOUNDATION
Chapter 61 [6101.1 - 6106.613] - CHAPTER 61—CIVILIAN BOARD OF CONTRACT APPEALS, GENERAL SERVICES ADMINISTRATION
Chapter 99 [9900.000 - 9905.506-63] - CHAPTER 99—COST ACCOUNTING STANDARDS BOARD, OFFICE OF FEDERAL PROCUREMENT POLICY, OFFICE OF MANAGEMENT AND BUDGET
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