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14 CFR · PART 120

§ 120.121 Preemption.

Official text · Current as of Oct 19, 2026 · from eCFR

(a) The issuance of 14 CFR parts 65, 91, 121, and 135 by the FAA preempts any State or local law, rule, regulation, order, or standard covering the subject matter of 14 CFR parts 65, 91, 121, and 135, including but not limited to, drug testing of aviation personnel performing safety-sensitive functions.

(b) The issuance of 14 CFR parts 65, 91, 121, and 135 does not preempt provisions of state criminal law that impose sanctions for reckless conduct of an individual that leads to actual loss of life, injury, or damage to property whether such provisions apply specifically to aviation employees or generally to the public.

← § 120.119 § 120.123 →
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ACE rules page: Part 120 in plain English

Not legal advice. This is the official text as published in the eCFR, which is updated daily but is not the legal edition. For legal purposes, use the annual Code of Federal Regulations or ask an aviation attorney.

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