The world's navigable airspace is divided into three-dimensional segments, each of which is assigned to a specific class. Most nations adhere to the classification...

categories of airspace that may overlap with classes of airspace. Classes of airspace are mutually exclusive. Thus, airspace can be "class E" and "restricted"...

the airspace classification. Controlled airspace consists of: Class A Class B Class C Class D Class E Class A airspace is generally the airspace from...

Canadian airspace is the region of airspace above the surface of the Earth within which Canada has jurisdiction. It falls within a region roughly defined...

with different classes of airspace. Controlled airspace usually imposes higher weather minimums than are applicable in uncontrolled airspace. It is the opposite...

the airspace classes set by the International Civil Aviation Organization (ICAO), the uncontrolled classes of airspace are class F and G. Class F (uncontrolled)...

this rule is class B airspace, in which ATC separates VFR traffic from all other traffic (VFR or IFR), which is why in class B airspace lower cloud clearance...

is active, and at other times, the airspace is subject to normal VFR/IFR operation for the applicable airspace class. A few zones are activated by NOTAM;...

classes of airspace administered by the Federal Aviation Administration (FAA), and different flight rules apply to each class. Depending on the class...

operation in Canadian airspace have been announced as August 10, 2023, for Class A Airspace, May 16, 2024 for Class B Airspace and Class C, D and E no sooner...

controlled airspace (otherwise they would be flying VFR in IMC which is illegal).[citation needed] VFR flight is not allowed in airspace known as class A, regardless...

contact while in class D airspace. This implies that an aircraft must be equipped with at least a portable radio to fly in Class D airspace. In the UK, control...

Class B is a class of airspace in the United States which follows International Civil Aviation Organization (ICAO) airspace designation. Class B airspace...

flight rules is also required when flying in "Class A" airspace regardless of weather conditions. Class A airspace extends from 18,000 feet above mean sea level...

Class D is a class of airspace in the United States which follows International Civil Aviation Organization (ICAO) air space designation. Class D airspace...

of Drugs Act 1971 Class C network, a type of IP address on a Classful network Class C, an airspace class as defined by the ICAO Class C, a type of driver's...

locomotive LNWR Class B, a British steam locomotive Class B office space, a step below Class A office space An Army Service Uniform An airspace class defined...

locomotives Class A, a type of commercial driver's license in the United States Class A, an ICAO airspace class Class A, a type of motorhome Class A (novel)...

Class C is a class of airspace in the United States which follows International Civil Aviation Organization (ICAO) air space designation. Class C airspace...

address Class E, twisted pair structured cabling system in the ISO/IEC 11801 standard Class E, an airspace class as defined by the ICAO Class E, a driver's...

when flying in airspace where flight under VFR is not permitted; for example, in the United States, flight under VFR in class A airspaces is prohibited...

Airport security Airspace class Area control center Brace position Civil aviation authority Control area Control zone Controlled airspace Evacuation slide...

a classful network Class D, an airspace class as defined by the ICAO Class D, a type of Driver's license in the United States Class D, a North American...

Airport security Airspace class Area control center Brace position Civil aviation authority Control area Control zone Controlled airspace Evacuation slide...

Airport security Airspace class Area control center Brace position Civil aviation authority Control area Control zone Controlled airspace Evacuation slide...

codes from countries performing air control such as NZ for New Zealand. Airspace class Geocode IATA airport code ICAO airline designators – a list of codes...

In aviation, a flight information region (FIR) is a specified region of airspace in which a flight information service and an alerting service (ALRS) are...

sometimes referred to as F-P as well, for F-Production Class F, an airspace class defined by the ICAO Class F, a designation for model aircraft defined by the...

Girls, and the Politics of Appearance". International Labor and Working Class History. 69 (1): 123–142. doi:10.1017/S014754790600007X. S2CID 145145762...

prevalent unfavorable operational situation and restriction imposed on Yemen airspace".  "Zambia Airways re-registers its B737". ch-aviation GmbH. 26 October...