• Part 1 [§ 1.1 - § 1.6] - PRACTICES BEFORE THE DEPARTMENT OF THE INTERIOR

• Part 2 [§ 2.1 - § 2.290] - FREEDOM OF INFORMATION ACT; RECORDS AND TESTIMONY

• Part 3 [§ 3.1 - § 3.17] - PRESERVATION OF AMERICAN ANTIQUITIES

• Part 4 [§ 4.1 - § 4.1610] - DEPARTMENT HEARINGS AND APPEALS PROCEDURES

• Part 5 [§ 5.1 - § 5.18] - COMMERCIAL FILMING AND SIMILAR PROJECTS AND STILL PHOTOGRAPHY ON CERTAIN AREAS UNDER DEPARTMENT JURISDICTION

• Part 6 [§ 6.1 - § 6.57] - PATENT REGULATIONS

• Part 7 [§ 7.1 - § 7.37] - PROTECTION OF ARCHAEOLOGICAL RESOURCES

• Part 8 [§ 8.0 - § 8.6] - JOINT POLICIES OF THE DEPARTMENTS OF THE INTERIOR AND OF THE ARMY RELATIVE TO RESERVOIR PROJECT LANDS

• Part 9 [§ 9.1 - § 9.13] - INTERGOVERNMENTAL REVIEW OF DEPARTMENT OF THE INTERIOR PROGRAMS AND ACTIVITIES

• Part 10 [§ 10.1 - § 10.17] - NATIVE AMERICAN GRAVES PROTECTION AND REPATRIATION REGULATIONS

• Part 11 [§ 11.10 - § 11.93] - NATURAL RESOURCE DAMAGE ASSESSMENTS

• Part 12 - PART 12 [RESERVED]

• Part 13 [§ 13.1 - § 13.6] - VENDING FACILITIES OPERATED BY BLIND PERSONS

• Part 14 [§ 14.1 - § 14.4] - PETITIONS FOR RULEMAKING

• Part 15 [§ 15.1 - § 15.14] - KEY LARGO CORAL REEF PRESERVE

• Part 16 [§ 16.1 - § 16.5] - CONSERVATION OF HELIUM

• Part 17 [§ 17.1 - § 17.570] - NONDISCRIMINATION IN FEDERALLY ASSISTED PROGRAMS OF THE DEPARTMENT OF THE INTERIOR

• Part 18 [§ 18.100 - § 18.605] - NEW RESTRICTIONS ON LOBBYING

• Part 19 [§ 19.1 - § 19.8] - WILDERNESS PRESERVATION

• Part 20 [§ 20.101 - § 20.603] - EMPLOYEE RESPONSIBILITIES AND CONDUCT

• Part 21 [§ 21.1 - § 21.8] - OCCUPANCY OF CABIN SITES ON PUBLIC CONSERVATION AND RECREATION AREAS

• Part 22 [§ 22.1 - § 22.6] - ADMINISTRATIVE CLAIMS UNDER THE FEDERAL TORT CLAIMS ACT AND INDEMNIFICATION OF DEPARTMENT OF THE INTERIOR EMPLOYEES

• Part 23 [§ 23.1 - § 23.13] - SURFACE EXPLORATION, MINING AND RECLAMATION OF LANDS

• Part 24 [§ 24.1 - § 24.7] - DEPARTMENT OF THE INTERIOR FISH AND WILDLIFE POLICY: STATE-FEDERAL RELATIONSHIPS

• Part 26 [§ 26.1 - § 26.9] - GRANTS TO STATES FOR ESTABLISHING YOUTH CONSERVATION CORPS PROGRAMS

• Part 27 [§ 27.1 - § 27.14] - NONDISCRIMINATION IN ACTIVITIES CONDUCTED UNDER PERMITS, RIGHTS-OF-WAY, PUBLIC LAND ORDERS, AND OTHER FEDERAL AUTHORIZATIONS GRANTED OR ISSUED UNDER TITLE II OF PUBLIC LAW 93-153

• Part 28 [§ 28.1 - § 28.3] - FIRE PROTECTION EMERGENCY ASSISTANCE

• Part 29 [§ 29.1 - § 29.14] - TRANS-ALASKA PIPELINE LIABILITY FUND

• Part 30 [§ 30.100 - § 30.274] - INDIAN PROBATE HEARINGS PROCEDURES

• Part 32 [§ 32.1 - § 32.9] - GRANTS TO STATES FOR ESTABLISHING YOUNG ADULT CONSERVATION CORPS (YACC) PROGRAM

• Part 33 - ALLOCATION OF DUTY-FREE WATCHES FROM THE VIRGIN ISLANDS, GUAM, AND AMERICAN SAMOA [NOTE]

• Part 34 [§ 34.1 - § 34.11] - REQUIREMENTS FOR EQUAL OPPORTUNITY DURING CONSTRUCTION AND OPERATION OF THE ALASKA NATURAL GAS TRANSPORTATION SYSTEM

• Part 35 [§ 35.1 - § 35.47] - ADMINISTRATIVE REMEDIES FOR FRAUDULENT CLAIMS AND STATEMENTS

• Part 36 [§ 36.1 - § 36.13] - TRANSPORTATION AND UTILITY SYSTEMS IN AND ACROSS, AND ACCESS INTO, CONSERVATION SYSTEM UNITS IN ALASKA

• Part 37 [§ 37.1 - § 37.12] - CAVE MANAGEMENT

• Part 38 [§ 38.1 - § 38.3] - PAY OF U.S. PARK POLICE - INTERIM GEOGRAPHIC ADJUSTMENTS

• Part 39 [§ 39.1 - § 39.2] - COLLECTION OF DEBTS BY ADMINISTRATIVE WAGE GARNISHMENT

• Part 41 [§ 41.100 - § 41.605] - NONDISCRIMINATION ON THE BASIS OF SEX IN EDUCATION PROGRAMS OR ACTIVITIES RECEIVING FEDERAL FINANCIAL ASSISTANCE

• Part 44 [§ 44.10 - § 44.57] - FINANCIAL ASSISTANCE, LOCAL GOVERNMENTS

• Part 45 [§ 45.1 - § 45.75] - CONDITIONS AND PRESCRIPTIONS IN FERC HYDROPOWER LICENSES

• Part 46 [§ 46.10 - § 46.450] - IMPLEMENTATION OF THE NATIONAL ENVIRONMENTAL POLICY ACT OF 1969

• Part 47 [§ 47.5 - § 47.70] - LAND EXCHANGE PROCEDURES

• Part 48 [§ 48.5 - § 48.50] - AMENDMENTS TO THE HAWAIIAN HOMES COMMISSION ACT

• Part 49 - PART 49 [RESERVED]

• Part 50 [§ 50.1 - § 50.44] - PROCEDURES FOR REESTABLISHING A FORMAL GOVERNMENT-TO-GOVERNMENT RELATIONSHIP WITH THE NATIVE HAWAIIAN COMMUNITY

• Part 51-99 - PARTS 51-99 [RESERVED]

• Part 100 [§ 100.100 - § 100.304] - WAIVING DEPARTMENTAL REVIEW OF APPRAISALS AND VALUATIONS OF INDIAN PROPERTY

• Part 101-199 - PARTS 101-199 [RESERVED]

• Chapter I [§ 402.1 - § 431.9] - BUREAU OF RECLAMATION, DEPARTMENT OF THE INTERIOR

• Chapter II [§ 1601.0-1 - § 9269.3-5] - BUREAU OF LAND MANAGEMENT, DEPARTMENT OF THE INTERIOR

• Chapter III [§ 10000.1 - § 10010.62] - UTAH RECLAMATION MITIGATION AND CONSERVATION COMMISSION