• Part 300 - PART 300 [RESERVED]

• Part 301 [301.101 - 301.603-1] - PART 301—HHS ACQUISITION REGULATION SYSTEM

• Part 302 [302.101 - 302.101] - PART 302—DEFINITIONS OF WORDS AND TERMS

• Part 303 [303.101 - 303.1003] - PART 303—IMPROPER BUSINESS PRACTICES AND PERSONAL CONFLICTS OF INTEREST

• Part 304 [304.602 - 304.7202] - PART 304—ADMINISTRATIVE MATTERS

• Part 305 [305.303 - 305.7004] - PART 305—PUBLICIZING CONTRACT ACTIONS

• Part 306 [306.202 - 306.501] - PART 306—COMPETITION REQUIREMENTS

• Part 307 [307.105 - 307.105] - PART 307—ACQUISITION PLANNING

• Part 308 [308.405-6 - 308.803] - PART 308—REQUIRED SOURCES OF SUPPLIES AND SERVICES

• Part 309 [309.403 - 309.470-1] - PART 309—CONTRACTOR QUALIFICATIONS

• Part 310 [310.001 - 310.001] - PART 310—MARKET RESEARCH

• Part 311 [311.7000 - 311.7301] - PART 311—DESCRIBING AGENCY NEEDS

• Part 312 [312.101 - 312.202(d)] - PART 312—ACQUISITION OF COMMERCIAL ITEMS

• Part 313 [313.003 - 313.301] - PART 313—SIMPLIFIED ACQUISITION PROCEDURES

• Part 314 [314.103 - 314.407-4] - PART 314—SEALED BIDDING

• Part 315 [315.204-5 - 315.606-1] - PART 315—CONTRACTING BY NEGOTIATION

• Part 316 [316.307 - 316.603-3] - PART 316—TYPES OF CONTRACTS

• Part 317 [317.104 - 317.204] - PART 317—SPECIAL CONTRACTING METHODS

• Part 319 [319.201 - 319.270-1] - PART 319—SMALL BUSINESS PROGRAMS

• Part 322 [322.810 - 322.810] - PART 322—APPLICATION OF LABOR LAWS TO GOVERNMENT ACQUISITIONS

• Part 323 [323.7000 - 323.7103] - PART 323—ENVIRONMENT, ENERGY AND WATER EFFICIENCY, RENEWABLE ENERGY TECHNOLOGIES, OCCUPATIONAL SAFETY, AND DRUG-FREE WORKPLACE

• Part 324 [324.103 - 324.7001] - PART 324—PROTECTION OF PRIVACY AND FREEDOM OF INFORMATION

• Part 326 [326.501 - 326.701] - PART 326—OTHER SOCIOECONOMIC PROGRAMS

• Part 327 [327.303 - 327.409] - PART 327—PATENTS, DATA, AND COPYRIGHTS

• Part 328 - PART 328 [RESERVED]

• Part 330 [330.201 - 330.201-5] - PART 330—COST ACCOUNTING STANDARDS

• Part 331 [331.101-70 - 331.101-70] - PART 331—CONTRACT COST PRINCIPLES AND PROCEDURES

• Part 332 [332.402 - 332.7003] - PART 332—CONTRACT FINANCING

• Part 333 [333.102 - 333.215-70] - PART 333—PROTESTS, DISPUTES, AND APPEALS

• Part 334 [334.201 - 334.202] - PART 334—MAJOR SYSTEM ACQUISITION

• Part 335 [335.070 - 335.072] - PART 335—RESEARCH AND DEVELOPMENT CONTRACTING

• Part 336 [336.104 - 336.570] - PART 336—CONSTRUCTION AND ARCHITECT-ENGINEER CONTRACTS

• Part 337 [337.103 - 337.103] - PART 337—SERVICE CONTRACTING—GENERAL

• Part 339 [339.101 - 339.205] - PART 339—ACQUISITION OF INFORMATION TECHNOLOGY

• Part 342 [342.705 - 342.705] - PART 342—CONTRACT ADMINISTRATION

• Part 352 [352.100 - 352.270-13] - PART 352—SOLICITATION PROVISIONS AND CONTRACT CLAUSES

• Part 353 - PART 353—FORMS [RESERVED]

• Part 370 [370.300 - 370.701] - PART 370—SPECIAL PROGRAMS AFFECTING ACQUISITION

• Part 371-399 - PARTS 371-399 [RESERVED]