• Part 43 [§ 43.1 - § 43.4] - PART 43—RECOVERY OF COST OF HOSPITAL AND MEDICAL CARE AND TREATMENT FURNISHED BY THE UNITED STATES

• Part 44 [§ 44.100 - § 44.305] - PART 44—UNFAIR IMMIGRATION-RELATED EMPLOYMENT PRACTICES

• Part 45 [§ 45.1 - § 45.13] - PART 45—EMPLOYEE RESPONSIBILITIES

• Part 46 [§ 46.101 - § 46.124] - PART 46—PROTECTION OF HUMAN SUBJECTS

• Part 47 [§ 47.1 - § 47.5] - PART 47—RIGHT TO FINANCIAL PRIVACY ACT

• Part 48 [§ 48.1 - § 48.16] - PART 48—NEWSPAPER PRESERVATION ACT

• Part 49 [§ 49.1 - § 49.4] - PART 49—ANTITRUST CIVIL PROCESS ACT

• Part 50 [§ 50.2 - § 50.28] - PART 50—STATEMENTS OF POLICY

• Part 51 [§ 51.1 - § 51.67] - PART 51—PROCEDURES FOR THE ADMINISTRATION OF SECTION 5 OF THE VOTING RIGHTS ACT OF 1965, AS AMENDED

• Part 52 [§ 52.01 - § 52.02] - PART 52—PROCEEDINGS BEFORE U.S. MAGISTRATE JUDGES

• Part 54 [§ 54.100 - § 54.605] - PART 54—NONDISCRIMINATION ON THE BASIS OF SEX IN EDUCATION PROGRAMS OR ACTIVITIES RECEIVING FEDERAL FINANCIAL ASSISTANCE

• Part 55 [§ 55.1 - § 55.24] - PART 55—IMPLEMENTATION OF THE PROVISIONS OF THE VOTING RIGHTS ACT REGARDING LANGUAGE MINORITY GROUPS

• Part 56 [§ 56.1 - § 56.3] - PART 56—INTERNATIONAL ENERGY PROGRAM

• Part 57 [§ 57.1 - § 57.4] - PART 57—INVESTIGATION OF DISCRIMINATION IN THE SUPPLY OF PETROLEUM TO THE ARMED FORCES

• Part 58 [§ 58.1 - § 58.36] - PART 58—REGULATIONS RELATING TO THE BANKRUPTCY REFORM ACTS OF 1978 AND 1994

• Part 59 [§ 59.1 - § 59.6] - PART 59—GUIDELINES ON METHODS OF OBTAINING DOCUMENTARY MATERIALS HELD BY THIRD PARTIES

• Part 60 [§ 60.1 - § 60.3] - PART 60—AUTHORIZATION OF FEDERAL LAW ENFORCEMENT OFFICERS TO REQUEST THE ISSUANCE OF A SEARCH WARRANT

• Part 61 [§ 61.1 - § 61.11] - PART 61—PROCEDURES FOR IMPLEMENTING THE NATIONAL ENVIRONMENTAL POLICY ACT

• Part 63 [§ 63.1 - § 63.9] - PART 63—FLOODPLAIN MANAGEMENT AND WETLAND PROTECTION PROCEDURES

• Part 64 [§ 64.1 - § 64.2] - PART 64—DESIGNATION OF OFFICERS AND EMPLOYEES OF THE UNITED STATES FOR COVERAGE UNDER SECTION 1114 OF TITLE 18 OF THE U.S. CODE

• Part 65 [§ 65.1 - § 65.85] - PART 65—EMERGENCY FEDERAL LAW ENFORCEMENT ASSISTANCE

• Part 68 [§ 68.1 - § 68.58] - PART 68—RULES OF PRACTICE AND PROCEDURE FOR IMMIGRATION-RELATED ADMINISTRATIVE HEARINGS BEFORE OCAHO ADMINISTRATIVE LAW JUDGES

• Part 69 [§ 69.100 - § 69.605] - PART 69—NEW RESTRICTIONS ON LOBBYING

• Part 71 [§ 71.1 - § 71.54] - PART 71—IMPLEMENTATION OF THE PROVISIONS OF THE PROGRAM FRAUD CIVIL REMEDIES ACT OF 1986

• Part 72 [§ 72.1 - § 72.8] - PART 72—SEX OFFENDER REGISTRATION AND NOTIFICATION

• Part 73 [§ 73.1 - § 73.6] - PART 73—NOTIFICATIONS TO THE ATTORNEY GENERAL BY AGENTS OF FOREIGN GOVERNMENTS

• Part 74 [§ 74.1 - § 74.17] - PART 74—CIVIL LIBERTIES ACT REDRESS PROVISION

• Part 75 [§ 75.1 - § 75.9] - PART 75—CHILD PROTECTION RESTORATION AND PENALTIES ENHANCEMENT ACT OF 1990; PROTECT ACT; ADAM WALSH CHILD PROTECTION AND SAFETY ACT OF 2006; RECORDKEEPING AND RECORD-INSPECTION PROVISIONS

• Part 76 [§ 76.1 - § 76.42] - PART 76—RULES OF PROCEDURE FOR ASSESSMENT OF CIVIL PENALTIES FOR POSSESSION OF CERTAIN CONTROLLED SUBSTANCES

• Part 77 [§ 77.1 - § 77.5] - PART 77—ETHICAL STANDARDS FOR ATTORNEYS FOR THE GOVERNMENT

• Part 79 [§ 79.1 - § 79.75] - PART 79—CLAIMS UNDER THE RADIATION EXPOSURE COMPENSATION ACT

• Part 80 [§ 80.1 - § 80.16] - PART 80—FOREIGN CORRUPT PRACTICES ACT OPINION PROCEDURE

• Part 81 [§ 81.1 - § 81.59] - PART 81—CHILD ABUSE AND CHILD PORNOGRAPHY REPORTING DESIGNATIONS AND PROCEDURES, AND CHILD PORNOGRAPHY VICTIMS RESERVE

• Part 83 [§ 83.100 - § 83.670] - PART 83—GOVERNMENT-WIDE REQUIREMENTS FOR DRUG-FREE WORKPLACE (GRANTS)

• Part 85 [§ 85.1 - § 85.5] - PART 85—CIVIL MONETARY PENALTIES INFLATION ADJUSTMENT

• Part 90 [§ 90.1 - § 90.67] - PART 90—VIOLENCE AGAINST WOMEN

• Part 91 [§ 91.1 - § 91.68] - PART 91—GRANTS FOR CORRECTIONAL FACILITIES

• Part 92 [§ 92.1 - § 92.13] - PART 92—OFFICE OF COMMUNITY ORIENTED POLICING SERVICES (COPS)

• Part 93 [§ 93.1 - § 93.5] - PART 93—PROVISIONS IMPLEMENTING THE VIOLENT CRIME CONTROL AND LAW ENFORCEMENT ACT OF 1994

• Part 94 [§ 94.11 - § 94.122] - PART 94—CRIME VICTIM SERVICES

• Part 97 [§ 97.1 - § 97.30] - PART 97—STANDARDS FOR PRIVATE ENTITIES PROVIDING PRISONER OR DETAINEE SERVICES

• Part 100 [§ 100.9 - § 100.21] - PART 100—COST RECOVERY REGULATIONS, COMMUNICATIONS ASSISTANCE FOR LAW ENFORCEMENT ACT OF 1994

• Part 104 [§ 104.1 - § 104.81] - PART 104—SEPTEMBER 11TH VICTIM COMPENSATION FUND

• Part 105 [§ 105.10 - § 105.27] - PART 105—CRIMINAL HISTORY BACKGROUND CHECKS

• Part 106 [§ 106.1 - § 106.5] - PART 106—IMPLEMENTATION OF THE HAVANA ACT OF 2021

• Part 107 [§ 107.1 - § 107.80] - PART 107—RELIEF FROM DISABILITIES UNDER THE GUN CONTROL ACT

• Part 115 [§ 115.5 - § 115.501] - PART 115—PRISON RAPE ELIMINATION ACT NATIONAL STANDARDS

• Part 124 [§ 124.1 - § 124.22] - PART 124—COUNTER-UNMANNED AIRCRAFT SYSTEM AUTHORITY FOR STATE, LOCAL, TRIBAL, AND TERRITORIAL LAW ENFORCEMENT AND CORRECTIONAL AGENCIES

• Part 200 [§ 200.1 - § 200.1] - PART 200—ALIEN TERRORIST REMOVAL PROCEDURES

• Part 201 [§ 201.1 - § 201.12] - PART 201—DATA PROTECTION REVIEW COURT

• Part 202 [§ 202.101 - § 202.1401] - PART 202—ACCESS TO U.S. SENSITIVE PERSONAL DATA AND GOVERNMENT-RELATED DATA BY COUNTRIES OF CONCERN OR COVERED PERSONS

• Part 203-299 - PARTS 203-299 [RESERVED]