This subpart prescribes aircraft requirements for all certificate holders.
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14 CFR · PART 121
§ 121.151 Applicability.
Official text · Current as of Oct 19, 2026 · from eCFR
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.