14 CFR 27.305
§ 27.305 Strength and deformation.
United States · 14 CFR — Aeronautics and Space · Status: effective
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- Citation
- 14 CFR 27.305, § 27.305 Strength and deformation, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/54446
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Full text
(a) The structure must be able to support limit loads without detrimental or permanent deformation. At any load up to limit loads, the deformation may not interfere with safe operation.
(b) The structure must be able to support ultimate loads without failure. This must be shown by—
(1) Applying ultimate loads to the structure in a static test for at least three seconds; or
(2) Dynamic tests simulating actual load application.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.