Subpart A. Subpart A—General

• § 21.1 - Applicability and definitions.
• § 21.2 - Falsification of applications, reports, or records.
• § 21.3 - Reporting of failures, malfunctions, and defects.
• § 21.4 - ETOPS reporting requirements.
• § 21.5 - Airplane or Rotorcraft Flight Manual.
• § 21.6 - Manufacture of new aircraft, aircraft engines, and propellers.
• § 21.7 - Continued airworthiness and safety improvements for transport category airplanes.
• § 21.8 - Approval of articles.
• § 21.9 - Replacement and modification articles.