U.S. Code / Title 26 — Internal Revenue Code / Subtitle C—Employment Taxes / Chapter 21—Federal Insurance Contributions ActTitle 26SubchapterSubchapter B—Tax on EmployersContents§ 3111. Rate of tax§ 3112. Instrumentalities of the United States[§3113. Repealed. Pub. L. 94–455, title XIX, §1903(a)(2), Oct. 4, 1976, 90 Stat. 1806]