18 U.S.C. Chapter 23 — CONTRACTS

• § 431— Contracts by Member of Congress
• § 432— Officer or employee contracting with Member of Congress
• § 433— Exemptions with respect to certain contracts
• § 435— Contracts in excess of specific appropriation
• § 436— Convict labor contracts
• § 440— Mail contracts
• § 441— Postal supply contracts
• § 442— Government Publishing Office
• § 443— War contracts