What is the meaning of a TFR?

A TFR, or Temporary Flight Restriction, is a regulatory measure that temporarily restricts aircraft from operating in a designated area of airspace for a specified period of time. TFRs are put into place for various reasons, including but not limited to protecting airspace during events such as large gatherings, natural disasters, or military operations. These measures are taken to ensure safety and security for both aircraft and the general public.

When a TFR is issued, pilots are required to be aware of the restrictions in place as it can significantly affect flight planning and operations. Compliance with TFRs is mandatory, and violations can lead to serious consequences. The existence of TFRs is communicated through notices to airmen (NOTAMs) which are essential for pilots to check before flight.

Other terms, while they may sound similar, do not accurately represent the meaning of a TFR. For instance, "Temporary Fuel Restriction" and "Travel Flight Requirement" do not pertain to airspace regulation, while "Temporary Flight Regulation" could imply a broader set of rules rather than the specific restrictions associated with a TFR. Thus, C is the most accurate representation of the term's meaning in the context of aviation.