- Title 1 General Provisions
- Title 2 The Congress
- Title 3 The President
- Title 4 Flag and Seal, Seat Of Government,and the States
- Title 5 Government Organization and Employees
- Appendix to Title 5
- Title 6 Domestic Security
- Title 7 Agriculture
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- Title 10 Armed Forces
- Appendix to Title 10 (Rules of Court of Appeals for the Armed Forces)
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- Appendix to Title 11
- Title 12 Banks and Banking
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- Appendix to Title 18
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- Title 22 Foreign Relations and Intercourse
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- Title 26 Internal Revenue Code
- Appendix to Title 26
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- Title 28 Judiciary and Judicial Procedure
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- Title 29 Labor
- Title 30 Mineral Lands and Mining
- Title 31 Money and Finance
- Title 32 National Guard
- Title 33 Navigation and Navigable Waters
- Title 34 Navy (repealed)
- Title 35 Patents
- Title 36 Patriotic Societies and Observances
- Title 37 Pay and Allowances Of the Uniformed Services
- Title 38 Veterans' Benefits
- Appendix to Title 38 (Rules of Court of Appeals for Veterans Claims()
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- Title 45 Railroads
- Title 46 Shipping
- Appendix to Title 46
- Title 47 Telegraphs, Telephones, and Radiotelegraphs
- Title 48 Territories and Insular Possessions
- Title 49 Transportation
- Title 50 War and National Defense
- Appendix to Title 50
U.S. Code > Title 26 Internal Revenue Code > Subtitle A—Income Taxes (§§ 1—1564) > CHAPTER 1—NORMAL TAXES AND SURTAXES (§§ 1—1400U3) > Subchapter I—Natural Resources (§§ 611—638) > [PART II—REPEALED] (§ 621) > [§ 621. Repealed.]
[§ 621. Repealed.]
Section, act Aug. 16, 1954, ch. 736, 68A Stat. 212, related to payments to encourage exploration, development, and mining for defense purposes.