Subpart E. Subpart E—Supplemental Type Certificates
- § 21.111 - Applicability.
- § 21.113 - Requirement for supplemental type certificate.
- § 21.115 - Applicable requirements.
- § 21.117 - Issue of supplemental type certificates.
- § 21.119 - Privileges.
- § 21.120 - Responsibility of supplemental type certificate holders to provide written permission for alterations.