Part II - NATIONALITY THROUGH NATURALIZATION
- Section 1421 - Naturalization authority
- Section 1422 - Eligibility for naturalization
- Section 1423 - Requirements as to understanding the English language, history, principles and form of government of the United States
- Section 1424 - Prohibition upon the naturalization of persons opposed to government or law, or who favor totalitarian forms of government
- Section 1425 - Ineligibility to naturalization of deserters from the Armed Forces
- Section 1426 - Citizenship denied alien relieved of service in Armed Forces because of alienage
- Section 1427 - Requirements of naturalization
- Section 1428 - Temporary absence of persons performing religious duties
- Section 1429 - Prerequisite to naturalization; burden of proof
- Section 1430 - Married persons and employees of certain nonprofit organizations
- Section 1431 - Children born outside the United States and lawfully admitted for permanent residence; conditions under which citizenship automatically acquired
- Section 1432 - Repealed
- Section 1433 - Children born and residing outside the United States; conditions for acquiring certificate of citizenship
- Section 1434 - Repealed
- Section 1435 - Former citizens regaining citizenship
- Section 1436 - Nationals but not citizens; residence within outlying possessions
- Section 1437 - Resident Philippine citizens excepted from certain requirements
- Section 1438 - Former citizens losing citizenship by entering armed forces of foreign countries during World War II
- Section 1439 - Naturalization through service in the armed forces
- Section 1440 - Naturalization through active-duty service in the Armed Forces during World War I, World War II, Korean hostilities, Vietnam hostilities, or other periods of military hostilities
- Section 1440-1 - Posthumous citizenship through death while on active-duty service in armed forces during World War I, World War II, the Korean hostilities, the Vietnam hostilities, or in other periods of military hostilities
- Section 1440a to 1440d - Omitted
- Section 1440e - Exemption from naturalization fees for aliens naturalized through service during Vietnam hostilities or other subsequent period of military hostilities; report by clerks of courts to Attorney General
- Section 1440f - Fingerprints and other biometric information for members of the United States Armed Forces
- Section 1440g - Provision of information on military naturalization
- Section 1441 - Constructive residence through service on certain United States vessels
- Section 1442 - Alien enemies
- Section 1443 - Administration
- Section 1443a - Naturalization proceedings overseas for members of the Armed Forces and their spouses and children
- Section 1444 - Photographs; number
- Section 1445 - Application for naturalization; declaration of intention
- Section 1446 - Investigation of applicants; examination of applications
- Section 1447 - Hearings on denials of applications for naturalization
- Section 1448 - Oath of renunciation and allegiance
- Section 1448a - Address to newly naturalized citizens
- Section 1449 - Certificate of naturalization; contents
- Section 1450 - Functions and duties of clerks and records of declarations of intention and applications for naturalization
- Section 1451 - Revocation of naturalization
- Section 1452 - Certificates of citizenship or U.S. non-citizen national status; procedure
- Section 1453 - Cancellation of certificates issued by Attorney General, the Commissioner or a Deputy Commissioner; action not to affect citizenship status
- Section 1454 - Documents and copies issued by Attorney General
- Section 1455 - Fiscal provisions
- Section 1456 - Repealed
- Section 1457 - Publication and distribution of citizenship textbooks; use of naturalization fees
- Section 1458 - Compilation of naturalization statistics and payment for equipment
- Section 1459 - Repealed