Technical Standard Order (TSO)

Regulations & Policies

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Title 14 Code of Federal Regulations (14 CFR)

• Part 21, Certification Procedures for Products, Articles, and Parts.

Advisory Circulars

• 20-110, Index of Aviation Technical Standard Orders
• 20-41, Substitute (TSO) Aircraft Equipment
• 21-43, Production Under 14 CFR Part 21, Subparts F, G, K, and O

Orders

• 8110.43, Joint Technical Standard Order Authorization for U.S. Article Manufacturers
• 8120.22, Production Approval Procedures
• 8150.1, Technical Standard Order Program