Washington DC Special Flight Rules Area

E48730

airspace aviation security zone special flight rules area

The Washington DC Special Flight Rules Area is a highly restricted airspace zone around the U.S. capital that imposes stringent security-related operating requirements on aircraft.

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All labels observed (9)

Label	Occurrences
Washington, D.C. Special Flight Rules Area	3
Washington DC Flight Restricted Zone	2
Washington, D.C. Flight Restricted Zone	2
National Capital Region airspace	1
Washington DC Metropolitan Area Air Defense Identification Zone	1
Washington DC Special Flight Rules Area canonical	1
Washington, D.C. airspace region	1
Washington, D.C. metropolitan area airspace	1
Washington, DC Special Flight Rules Area	1

How this entity was disambiguated

This entity first appeared as the object of triple T383867 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Washington DC Special Flight Rules Area
Context triple: [United States airspace, notableRestriction, Washington DC Special Flight Rules Area]

A. Dulles, Virginia
Dulles, Virginia is an unincorporated community in Loudoun County best known as the location of Washington Dulles International Airport, a major airport serving the Washington, D.C. metropolitan area.
B. Metropolitan Washington Airports Authority
The Metropolitan Washington Airports Authority is an independent regional agency that manages and operates major airports serving the Washington, D.C. metropolitan area.
C. Ronald Reagan Washington National Airport
Ronald Reagan Washington National Airport is a major commercial airport serving the Washington, D.C. metropolitan area, located in Arlington, Virginia just across the Potomac River from the U.S. capital.
D. Washington Dulles International Airport
Washington Dulles International Airport is a major international airport serving the Washington, D.C. metropolitan area, known for its extensive global flight network and iconic Eero Saarinen–designed terminal.
E. Washington Air Route Traffic Control Center
Washington Air Route Traffic Control Center is a Federal Aviation Administration facility responsible for managing and coordinating en route air traffic over a large portion of the mid-Atlantic region of the United States.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Washington DC Special Flight Rules Area
Target entity description: The Washington DC Special Flight Rules Area is a highly restricted airspace zone around the U.S. capital that imposes stringent security-related operating requirements on aircraft.

A. Dulles, Virginia
Dulles, Virginia is an unincorporated community in Loudoun County best known as the location of Washington Dulles International Airport, a major airport serving the Washington, D.C. metropolitan area.
B. Metropolitan Washington Airports Authority
The Metropolitan Washington Airports Authority is an independent regional agency that manages and operates major airports serving the Washington, D.C. metropolitan area.
C. Ronald Reagan Washington National Airport
Ronald Reagan Washington National Airport is a major commercial airport serving the Washington, D.C. metropolitan area, located in Arlington, Virginia just across the Potomac River from the U.S. capital.
D. Washington Dulles International Airport
Washington Dulles International Airport is a major international airport serving the Washington, D.C. metropolitan area, known for its extensive global flight network and iconic Eero Saarinen–designed terminal.
E. Washington Air Route Traffic Control Center
Washington Air Route Traffic Control Center is a Federal Aviation Administration facility responsible for managing and coordinating en route air traffic over a large portion of the mid-Atlantic region of the United States.
F. None of above. chosen

Statements (49)

Predicate	Object
instanceOf	airspace ⓘ aviation security zone ⓘ special flight rules area ⓘ
abbreviation	SFRA ⓘ
alsoKnownAs	DC SFRA ⓘ
appliesTo	IFR operations ⓘ most VFR operations ⓘ
centeredOn	Ronald Reagan Washington National Airport ⓘ
centerReference	DCA VOR/DME ⓘ linked to: DCA
codifiedIn	14 CFR Part 93 ⓘ NOTAMs applicable to the Washington, DC area ⓘ
contains	Washington DC Flight Restricted Zone ⓘ linked to: Washington DC Special Flight Rules Area Washington DC Metropolitan Area Air Defense Identification Zone ⓘ linked to: Washington DC Special Flight Rules Area
country	United States ⓘ linked to: United States of America
encompasses	Washington, D.C. ⓘ parts of Maryland ⓘ parts of Virginia ⓘ
establishedAfter	September 11 attacks ⓘ
establishedYear	2003 ⓘ
exempts	approved law enforcement aircraft ⓘ certain military aircraft ⓘ
fullName	Washington, DC Special Flight Rules Area ⓘ linked to: Washington DC Special Flight Rules Area
governingBody	Federal Aviation Administration ⓘ
includesAirport	Baltimore/Washington International Thurgood Marshall Airport ⓘ Washington Dulles International Airport ⓘ numerous general aviation airports ⓘ
locatedIn	Washington, D.C. metropolitan area ⓘ linked to: Washington metropolitan area
operationalRequirement	strict adherence to published SFRA procedures ⓘ
primaryAirport	Ronald Reagan Washington National Airport ⓘ
radius	approximately 30 nautical miles ⓘ
regulatingAuthority	Department of Homeland Security ⓘ linked to: United States Department of Homeland Security North American Aerospace Defense Command ⓘ Transportation Security Administration ⓘ United States Secret Service ⓘ
relatedTo	Air Defense Identification Zone ⓘ Washington DC Flight Restricted Zone ⓘ linked to: Washington DC Special Flight Rules Area
requires	continuous two‑way radio communication with ATC ⓘ discrete transponder code with altitude reporting ⓘ special pilot training ⓘ specific flight plan filing ⓘ strict identification of aircraft and occupants ⓘ
securityLevel	highly restricted ⓘ
securityPurpose	prevention of airborne terrorist attacks ⓘ protection of the U.S. national capital region ⓘ
shape	roughly circular ⓘ
violationConsequences	certificate action against pilots ⓘ civil penalties ⓘ interception by military aircraft ⓘ possible criminal charges ⓘ

How these facts were elicited