Part 301 - Nationals and Citizens of the United States at Birth

Part 306 - Special Classes of Persons Who May Be Naturalized: Virgin Islanders

Part 310 - Naturalization Authority

Part 312 - Educational Requirements for Naturalization

Part 313 - Membership in the Communist Party or Any Other Totalitarian Organizations

Part 315 - Persons Ineligible to Citizenship: Exemption from Military Service

Part 316 - General Requirements for Naturalization

Part 318 - Pending Removal Proceedings

Part 319 - Special Classes of Persons Who May Be Naturalized: Spouses of United States Citizens

Part 320 - Child Born Outside the United States and Residing Permanently in the United States; Requirements for Automatic Acquisition of Citizenship

Part 322 - Child Born Outside the United States; Requirements for Application for Certificate of Citizenship

Part 324 - Special Classes of Persons Who May Be Naturalized: Women Who Have Lost United States Citizenship by Marriage and Former Citizens Whose Naturalization Is Authorized by Private Law

Part 325 - Nationals but Not Citizens of the United States; Residence Within Outlying Possessions

Part 327 - Special Classes of Persons Who May Be Naturalized: Persons Who Lost United States Citizenship Through Service in Armed Forces of Foreign Country During World War Ii

Part 328 - Special Classes of Persons Who May Be Naturalized: Persons With 1 Year of Service in the United States Armed Forces

Part 329 - Special Classes of Persons Who May Be Naturalized: Persons With Active Duty or Certain Ready Reserve Service in the United States Armed Forces During Specified Periods of Hostilities

Part 330 - Special Classes of Persons Who May Be Naturalized: Seamen

Part 331 - Alien Enemies; Naturalization Under Specified Conditions and Procedures

Part 332 - Naturalization Administration

Part 333 - Photographs

Part 334 - Application for Naturalization

Part 335 - Examination on Application for Naturalization

Part 336 - Hearings on Denials of Applications for Naturalization

Part 337 - Oath of Allegiance

Part 338 - Certificate of Naturalization

Part 339 - Functions and Duties of Clerks of Court Regarding Naturalization Proceedings

Part 340 - Revocation of Naturalization

Part 341 - Certificates of Citizenship

Part 342 - Administrative Cancellation of Certificates, Documents, or Records

Part 343 - Certificate of Naturalization or Repatriation; Persons Who Resumed Citizenship Under Section 323 of the Nationality Act of 1940, as Amended, or Section 4 of the Act of June 29, 1906

Part 349 - Loss of Nationality

Part 392 - Special Classes of Persons Who May Be Naturalized: Persons Who Die While Serving on Active Duty With the United States Armed Forces During Certain Periods of Hostilities

Part 499 - NATIONALITY FORMS

Part 507 - ALIEN TERRORIST REMOVAL PROCEDURES

Parts 393--499 - [Reserved]

Part 343a - Naturalization and Citizenship Papers Lost, Mutilated, or Destroyed; New Certificate in Changed Name; Certified Copy of Repatriation Proceedings

Part 343b - Special Certificate of Naturalization for Recognition by a Foreign State

Part 343c - Certifications from Records