14 CFR 137.21
§ 137.21 Duration of certificate.
United States · 14 CFR — Aeronautics and Space · Status: effective
Cite this
- Citation
- 14 CFR 137.21, § 137.21 Duration of certificate, United States, version 1 as recorded 2026-07-09, yourstate.us, https://yourstate.us/provision/57531
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Full text
An agricultural aircraft operator certificate is effective until it is surrendered, suspended, or revoked. The holder of an agricultural aircraft operator certificate that is suspended or revoked shall return it to the Administrator.
Legislative history
This is a federal regulation, adopted through agency rulemaking under the Administrative Procedure Act — not enacted by a recorded vote of Congress.