14 C.F.R. § 137.42 Fastening of safety belts and shoulder harnesses.
Title 14 - Aeronautics and Space
No person may operate an aircraft in operations required to be conducted under part 137 without a safety belt and shoulder harness properly secured about that person except that the shoulder harness need not be fastened if that person would be unable to perform required duties with the shoulder harness fastened. [Amdt. 137–10, 44 FR 61325, Oct. 25, 1979]
Title 14: Aeronautics and Space
PART 137—AGRICULTURAL AIRCRAFT OPERATIONS
Subpart C—Operating Rules
§ 137.42 Fastening of safety belts and shoulder harnesses.
