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Temporary Flight Restrictions
A Temporary Flight Restriction (TFR) is a type of Notices to Airmen (NOTAM). A TFR defines an area restricted to air travel due to a hazardous condition, a special event, or a general warning for the entire FAA airspace. The text of the actual TFR contains the fine points of the restriction.
NOTAMS, TFRs, and Aircraft Safety Alerts
Source 14 CFR 91.137 through 91.145 · checked 26 Aug 2026