In
Canada
Canada is a country in North America. Its ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, covering over , making it the world's second-largest country by tot ...
and the
United States
The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 states, a federal district, five major unincorporated territorie ...
, DVFR is an
aviation
Aviation includes the activities surrounding mechanical flight and the aircraft industry. ''Aircraft'' includes fixed-wing and rotary-wing types, morphable wings, wing-less lifting bodies, as well as lighter-than-air craft such as hot air ...
acronym for Defense Visual Flight Rules. It refers to one type of
flight plan
Flight plans are documents filed by a pilot or flight dispatcher with the local Air Navigation Service Provider (e.g. the FAA in the United States) prior to departure which indicate the plane's planned route or flight path. Flight plan format is ...
that must be filed for operation within an
Air Defense Identification Zone (the alternative being an
IFR
In aviation, instrument flight rules (IFR) is one of two sets of regulations governing all aspects of civil aviation aircraft operations; the other is visual flight rules (VFR).
The U.S. Federal Aviation Administration's (FAA) ''Instrument Fly ...
flight plan).
Flight rules under a DVFR plan are not substantially different from under a
VFR plan, except that the pilot is required to notify Air Traffic Control prior to deviating from a DVFR plan while inside an
ADIZ, and that two-way radio communication is required while inside the ADIZ.
External links
FAA Regulation 99.9
archived webpage
See also
*Special visual flight rules
Special visual flight rules (also special VFR or SVFR) are a set of aviation regulations under which a pilot may operate an aircraft. It is a special case of operating under visual flight rules (VFR).
Use in different regions
The definition f ...
*Instrument flight rules
In aviation, instrument flight rules (IFR) is one of two sets of regulations governing all aspects of civil aviation aircraft operations; the other is visual flight rules (VFR).
The U.S. Federal Aviation Administration's (FAA) ''Instrument Fly ...
(IFR)
*Night visual flight rules
Night visual flight rules (NVFR) are the visual flight rules under which a flight may be performed at night primarily by visual reference. The alternative is flight by instrument flight rules (IFR), under which visual reference to terrain and traf ...
{{DEFAULTSORT:Dvfr
Air traffic control