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U.S. Code Title 26
Subtitle D
Chapter 32
Subchapter G
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Subchapter G: Exemptions, Registration, Etc.
Section 4221: Certain tax-free sales
Section 4222: Registration
Section 4223: Special rules relating to further manufacture
[Section 4224: Repealed. Pub. L. 89–44, title I, § 101(b)(5), June 21, 1965, 79 Stat. 136]
Section 4225: Exemption of articles manufactured or produced by Indians
[Section 4226: Repealed. Pub. L. 94–455, title XIX, § 1904(a)(4), Oct. 4, 1976, 90 Stat. 1811]
Section 4227: Cross reference