It is not guaranteed to be accurate or up-to-date, though we do refresh the database weekly. More limitations on accuracy are described at the GPO site.
United States Code 21 USC 321 - Definitions; generally
21 USC 321a - “Butter” defined
21 USC 321b - “Package” defined
21 USC 321c - Nonfat dry milk; “milk” defined
21 USC 321d - Market names for catfish and ginseng
21 USC 331 - Prohibited acts
21 USC 332 - Injunction proceedings
21 USC 333 - Penalties
21 USC 333a - Repealed.
21 USC 334 - Seizure
21 USC 335 - Hearing before report of criminal violation
21 USC 335a - Debarment, temporary denial of approval, and suspension
21 USC 335b - Civil penalties
21 USC 335c - Authority to withdraw approval of abbreviated drug applications
21 USC 336 - Report of minor violations
21 USC 337 - Proceedings in name of United States; provision as to subpoenas
21 USC 341 - Definitions and standards for food
21 USC 342 - Adulterated food
21 USC 343 - Misbranded food
21 USC § 343–1 - National uniform nutrition labeling
21 USC § 343–2 - Dietary supplement labeling exemptions
21 USC § 343–3 - Disclosure
21 USC 343a - Repealed.
21 USC 344 - Emergency permit control
21 USC 345 - Regulations making exemptions
21 USC 346 - Tolerances for poisonous or deleterious substances in food; regulations
21 USC 346a - Tolerances and exemptions for pesticide chemical residues
21 USC 346b - Authorization of appropriations
21 USC 347 - Intrastate sales of colored oleomargarine
21 USC 347a - Congressional declaration of policy regarding oleomargarine sales
21 USC 347b - Contravention of State laws
21 USC 348 - Food additives
21 USC 349 - Bottled drinking water standards; publication in Federal Register
21 USC 350 - Vitamins and minerals
21 USC 350a - Infant formulas
21 USC 350b - New dietary ingredients
21 USC 350c - Maintenance and inspection of records
21 USC 350d - Registration of food facilities
21 USC 350e - Sanitary transportation practices
21 USC 350f - Reportable food registry
21 USC 350g - Hazard analysis and risk-based preventive controls
21 USC 350h - Standards for produce safety
21 USC 350i - Protection against intentional adulteration
21 USC 350j - Targeting of inspection resources for domestic facilities, foreign facilities, and ports of entry; annual report
21 USC 350k - Laboratory accreditation for analyses of foods
21 USC § -
21 USC § -
21 USC 351 - Adulterated drugs and devices
21 USC 352 - Misbranded drugs and devices
21 USC 353 - Exemptions and consideration for certain drugs, devices, and biological products
21 USC 353a - Pharmacy compounding
21 USC 353b - Prereview of television advertisements
21 USC 354 - Veterinary feed directive drugs
21 USC 355 - New drugs
21 USC § 355–1 - Risk evaluation and mitigation strategies
21 USC 355a - Pediatric studies of drugs
21 USC 355b - Adverse-event reporting
21 USC 355c - Research into pediatric uses for drugs and biological products
21 USC 355d - Internal committee for review of pediatric plans, assessments, deferrals, and waivers
21 USC 355e - Pharmaceutical security
21 USC 356 - Fast track products
21 USC § 356–1 - Accelerated approval of priority countermeasures
21 USC 356a - Manufacturing changes
21 USC 356b - Reports of postmarketing studies
21 USC 356c - Discontinuance of life saving product
21 USC 357 - Repealed.
21 USC 358 - Authority to designate official names
21 USC 359 - Nonapplicability of subchapter to cosmetics
21 USC 360 - Registration of producers of drugs or devices
21 USC 360a - Clinical trial guidance for antibiotic drugs
21 USC 360aa - Recommendations for investigations of drugs for rare diseases or conditions
21 USC 360aaa to 360aaa–6 - Omitted
21 USC 360b - New animal drugs
21 USC 360bb - Designation of drugs for rare diseases or conditions
21 USC 360bbb - Expanded access to unapproved therapies and diagnostics
21 USC § 360bbb–1 - Dispute resolution
21 USC § 360bbb–2 - Classification of products
21 USC § 360bbb–3 - Authorization for medical products for use in emergencies
21 USC § 360bbb–4 - Technical assistance
21 USC § 360bbb–5 - Critical Path Public-Private Partnerships
21 USC § 360bbb–6 - Risk communication
21 USC 360c - Classification of devices intended for human use
21 USC 360cc - Protection for drugs for rare diseases or conditions
21 USC 360ccc - Conditional approval of new animal drugs for minor use and minor species
21 USC § 360ccc–1 - Index of legally marketed unapproved new animal drugs for minor species
21 USC § 360ccc–2 - Designated new animal drugs for minor use or minor species
21 USC 360d - Performance standards
21 USC 360dd - Open protocols for investigations of drugs for rare diseases or conditions
21 USC 360e - Premarket approval
21 USC § 360e–1 - Pediatric uses of devices
21 USC 360ee - Grants and contracts for development of drugs for rare diseases and conditions
21 USC 360f - Banned devices
21 USC 360g - Judicial review
21 USC 360h - Notification and other remedies
21 USC 360hh - Definitions
21 USC 360i - Records and reports on devices
21 USC 360ii - Program of control
21 USC 360j - General provisions respecting control of devices intended for human use
21 USC 360jj - Studies by Secretary
21 USC 360k - State and local requirements respecting devices
21 USC 360kk - Performance standards for electronic products
21 USC § -
21 USC § -
21 USC 360m - Accredited persons
21 USC 360mm - Imports
21 USC 360n - Priority review to encourage treatments for tropical diseases
21 USC 360nn - Inspection, records, and reports
21 USC § -
21 USC 360pp - Enforcement
21 USC 360qq - Repealed.
21 USC 360rr - Federal-State cooperation
21 USC 360ss - State standards
21 USC 361 - Adulterated cosmetics
21 USC 362 - Misbranded cosmetics
21 USC 363 - Regulations making exemptions
21 USC 364 - Repealed.
21 USC 371 - Regulations and hearings
21 USC 372 - Examinations and investigations
21 USC 372a - Transferred
21 USC 373 - Records
21 USC 374 - Inspection
21 USC 374a - Inspections relating to food allergens
21 USC 375 - Publicity
21 USC 376 - Examination of sea food on request of packer; marking food with results; fees; penalties
21 USC 377 - Revision of United States Pharmacopoeia; development of analysis and mechanical and physical tests
21 USC 378 - Advertising of foods
21 USC 379 - Confidential information
21 USC 379a - Presumption of existence of jurisdiction
21 USC 379aa - Serious adverse event reporting for nonprescription drugs
21 USC § 379aa–1 - Serious adverse event reporting for dietary supplements
21 USC 379b - Consolidated administrative and laboratory facility
21 USC 379c - Transferred
21 USC 379d - Automation of Food and Drug Administration
21 USC § 379d–1 - Conflicts of interest
21 USC § 379d–2 - Policy on the review and clearance of scientific articles published by FDA employees
21 USC 379dd - Establishment and functions of the Foundation
21 USC § 379dd–1 - Location of Foundation
21 USC § 379dd–2 - Activities of the Food and Drug Administration
21 USC 379e - Listing and certification of color additives for foods, drugs, devices, and cosmetics
21 USC 379f - Recovery and retention of fees for freedom of information requests
21 USC 379g - Definitions
21 USC 379h - Authority to assess and use drug fees
21 USC § 379h–1 - Fees relating to advisory review of prescription-drug television advertising
21 USC § 379h–2 - Reauthorization; reporting requirements
21 USC 379i - Definitions
21 USC 379j - Authority to assess and use device fees
21 USC § 379j–1 - Reauthorization; reporting requirements
21 USC § 379j–11 - Definitions
21 USC § 379j–12 - Authority to assess and use animal drug fees
21 USC § 379j–13 - Reauthorization; reporting requirements
21 USC § 379j–21 - Authority to assess and use generic new animal drug fees
21 USC § 379j–22 - Reauthorization; reporting requirements
21 USC § 379j–31 - Authority to collect and use fees
21 USC 379k - Information system
21 USC § -
21 USC § -
21 USC 379r - National uniformity for nonprescription drugs
21 USC 379s - Preemption for labeling or packaging of cosmetics
21 USC 379v - Safety report disclaimers
21 USC 381 - Imports and exports
21 USC 382 - Exports of certain unapproved products
21 USC 383 - Office of International Relations
21 USC 384 - Importation of prescription drugs
21 USC 384a - Foreign supplier verification program
21 USC 384b - Voluntary qualified importer program
21 USC 384c - Inspection of foreign food facilities
21 USC 384d - Accreditation of third-party auditors
21 USC 387 - Definitions
21 USC 387a - FDA authority over tobacco products
21 USC § 387a–1 - Final rule
21 USC 387b - Adulterated tobacco products
21 USC 387c - Misbranded tobacco products
21 USC 387d - Submission of health information to the Secretary
21 USC 387e - Annual registration
21 USC 387f - General provisions respecting control of tobacco products
21 USC § 387f–1 - Enforcement action plan for advertising and promotion restrictions
21 USC 387g - Tobacco product standards
21 USC 387h - Notification and other remedies
21 USC 387i - Records and reports on tobacco products
21 USC 387j - Application for review of certain tobacco products
21 USC 387k - Modified risk tobacco products
21 USC § -
21 USC 387m - Equal treatment of retail outlets
21 USC 387n - Jurisdiction of and coordination with the Federal Trade Commission
21 USC § -
21 USC 387p - Preservation of State and local authority
21 USC 387q - Tobacco Products Scientific Advisory Committee
21 USC 387r - Drug products used to treat tobacco dependence
21 USC 387s - User fees
21 USC 387t - Labeling, recordkeeping, records inspection
21 USC 387u - Studies of progress and effectiveness
21 USC 391 - Separability clause
21 USC 392 - Exemption of meats and meat food products
21 USC 393 - Food and Drug Administration
42 USC 241 - Research and investigations generally
42 USC 262 - Regulation of biological products
42 USC 263b - Certification of mammography facilities
42 USC § 259 to 261a - Repealed.
42 USC 264 - Regulations to control communicable diseases
