Title 2 of the United States Code outlines the role of Congress in the United States Code.
[1] Chapter 1 — Election of Senators and Representatives Omitted sections: 2, 3, & 4.
Chapter 2 — Organization of Congress Repealed section: 25b.
Chapter 3 — Compensation and Allowances of Members Omitted sections: 42a-1, 42b 43, 43a, 44, 45, 46, 46a-2, 46a-4.
Chapter 4—Officers and Employees of Senate and House of Representatives Chapter 5--Library of Congress Chapter 6—Congressional And Committee Procedure; Investigations; Legislative Reorganization Act of 1946 Chapter 7--Contested Elections Chapter 8--Federal Corrupt Practices Chapter 8a—Regulation of Lobbying Chapter 9--Office of Legislative Counsel Chapter 9a--Office of Law Revision Counsel Chapter 9b--Legislative Classification Office Chapter 9c--Office of Parliamentarian of House of Representatives Chapter 9d--Office of Senate Legal Counsel Chapter 10—Classification of Employees of House of Representatives Chapter 10a—Payroll Administration in House of Representatives Chapter 11--Citizens' Commission on Public Service and Compensation Chapter 12—Contested Elections Chapter 13--Joint Committee on Congressional Operations Chapter 14--Federal Election Campaigns Chapter 15--Office of Technology Assessment Chapter 16—Congressional Mailing Standards Chapter 17--Congressional Budget Office Chapter 17A—Congressional Budget And Fiscal Operations Chapter 17b--Impoundment Control And Line Item Veto Chapter 18—Legislative Personnel Financial Disclosure Requirements Chapter 19--Congressional Award Program Chapter 19a--John Heinz Competitive Excellence Award Chapter 20--Emergency Powers to Eliminate Budget Deficits, including laws originally passed in Gramm–Rudman–Hollings Balanced Budget Act and amended in following acts such as the Balanced Budget Act of 1997 and Budget Control Act of 2011 Chapter 21—Civic Achievement Award Program in Honor of Office of Speaker of House of Representatives Chapter 22--John C. Stennis Center for Public Service Training and Development Chapter 22a--Open World Leadership Center Chapter 23—Government Employee Rights Chapter 24—Congressional Accountability Chapter 25--Unfunded Mandates Reform Chapter 26--Disclosure of Lobbying Activities Chapter 27—Sound Recording Preservation by the Library of Congress