• Part 53 [§ 53.1 - § 53.21] - PART 53—LIVESTOCK (GRADING, CERTIFICATION, AND STANDARDS)

• Part 54 [§ 54.1 - § 54.1034] - PART 54—MEATS, PREPARED MEATS, AND MEAT PRODUCTS (GRADING, CERTIFICATION, AND STANDARDS)

• Part 56 [§ 56.1 - § 56.77] - PART 56—VOLUNTARY GRADING OF SHELL EGGS

• Part 57 [§ 57.1 - § 57.1000] - PART 57—INSPECTION OF EGGS (EGG PRODUCTS INSPECTION ACT)

• Part 58 [§ 58.1 - § 58.2827] - PART 58—GRADING AND INSPECTION, GENERAL SPECIFICATIONS FOR APPROVED PLANTS AND STANDARDS FOR GRADES OF DAIRY PRODUCTS

• Part 59 [§ 59.10 - § 59.400] - PART 59—LIVESTOCK MANDATORY REPORTING

• Part 60 [§ 60.101 - § 60.400] - PART 60—COUNTRY OF ORIGIN LABELING FOR FISH AND SHELLFISH

• Part 61 [§ 61.1 - § 61.104] - PART 61—COTTONSEED SOLD OR OFFERED FOR SALE FOR CRUSHING PURPOSES (INSPECTION, SAMPLING AND CERTIFICATION)

• Part 62 [§ 62.000 - § 62.400] - PART 62—AGRICULTURAL MARKETING SERVICE AUDIT VERIFICATION AND ACCREDITATION PROGRAMS (AVAAP)

• Part 63 [§ 63.1 - § 63.505] - PART 63—NATIONAL SHEEP INDUSTRY IMPROVEMENT CENTER

• Part 65 [§ 65.100 - § 65.500] -

• Part 66 [§ 66.1 - § 66.406] - PART 66—NATIONAL BIOENGINEERED FOOD DISCLOSURE STANDARD

• Part 70 [§ 70.1 - § 70.110] -

• Part 75 [§ 75.1 - § 75.49] - PART 75—PROVISIONS FOR INSPECTION AND CERTIFICATION OF QUALITY OF AGRICULTURAL AND VEGETABLE SEEDS

• Part 80 [§ 80.1 - § 80.2] - PART 80—FRESH RUSSET POTATO DIVERSION PROGRAM

• Part 81 [§ 81.1 - § 81.17] - PART 81—PRUNE/DRIED PLUM DIVERSION PROGRAM

• Part 82 [§ 82.1 - § 82.17] - PART 82—CLINGSTONE PEACH DIVERSION PROGRAM

• Part 90 - PART 90 [RESERVED]

• Part 91 [§ 91.1 - § 91.102] - PART 91—SERVICES AND GENERAL INFORMATION

• Part 93 [§ 93.1 - § 93.15] - PART 93—PROCESSED FRUITS AND VEGETABLES

• Part 94 [§ 94.1 - § 94.304] - PART 94—POULTRY AND EGG PRODUCTS

• Part 95-96 - PARTS 95-96 [RESERVED]

• Part 97 [§ 97.1 - § 97.900] - PART 97—PLANT VARIETY AND PROTECTION

• Part 98 [§ 98.1 - § 98.600] - PART 98—MEALS, READY-TO-EAT (MREs), MEATS, AND MEAT PRODUCTS

• Part 99-109 - PARTS 99-109 [RESERVED]

• Part 110 [§ 110.1 - § 110.9] - PART 110—RECORDKEEPING ON RESTRICTED USE PESTICIDES BY CERTIFIED APPLICATORS; SURVEYS AND REPORTS

• Part 111-159 - PARTS 111-159 [RESERVED]

• Part 160 [§ 160.1 - § 160.205] - PART 160—REGULATIONS AND STANDARDS FOR NAVAL STORES

• Part 170 [§ 170.1 - § 170.14] - PART 170—USDA FARMERS MARKET

• Part 180 [§ 180.1 - § 180.4] - PART 180—CATTLE CONTRACTS LIBRARY PILOT PROGRAM

• Part 201 [§ 201.1 - § 201.78] - PART 201—FEDERAL SEED ACT REQUIREMENTS

• Part 202 [§ 202.1 - § 202.44] - PART 202—FEDERAL SEED ACT ADMINISTRATIVE PROCEDURES

• Part 203-204 - PARTS 203-204 [RESERVED]

• Part 205 [§ 205.1 - § 205.699] - PART 205—NATIONAL ORGANIC PROGRAM

• Part 206-209 - PARTS 206-209 [RESERVED]