- § 501. House Commission on Congressional Mailing Standards
- § 502. Select Committee on Standards and Conduct of the Senate
- § 503. Official mail of persons entitled to use congressional frank
- § 504. Mass mailings by Senate offices; quarterly statements; publication of summary tabulations
- § 505. Mass mailing of information by Senators under frank; quarterly registration with Secretary of Senate
- § 506. Mass mailing sent by House Members