Classes of Airspace
VFR Weather Minimums
Special VFR
Equipment & Comms
Special Use Airspace
100

This class of airspace is IFR only

What is Class A?

100

The visibility requirement for VFR in Class B airspace

What is 3 SM?

100

The minimum visibility for Special VFR

What is 1 SM?

100

To enter Class D, you must establish this with ATC

What is two-way radio communication?

100

This airspace is always off limits

What is a Prohibited Area?

200

This airspace surrounds the nation's busiest airports, shaped like an upside-down wedding cake.

What is Class B?

200

In Class E below 10,000 MSL, these are the cloud clearance requirements

What is 500 below, 1,000 above, 2,000 horizontal?

200

The cloud clearance requirement for Special VFR

What is clear of clouds?

200

This piece of equipment is required in Class B and Class C airspace

What is a Mode C transponder (and ADS-B Out)?

200

This airspace requires contacting the controlling agency to determine the status or getting permission before entry

What is a Restricted Area?

300

This class of airspace requires two-way communication and has a 5 nm inner core and a 10 nm shelf.

What is Class C?

300

The daytime VFR weather minimums in Class G below 1,200 AGL

What is 1 SM visibility, clear of clouds?

300

Special VFR requires this from ATC

What is a clearance?

300

ADS-B Out is required at and above this altitude across the U.S.

What is 10,000 MSL (except within 2,500 AGL of the surface)?

300

This SUA allows entry without clearance, but may contain military training flights

What is an MOA?

400

This class of airspace usually extends 4 nm from the airport and up to 2,500 AGL

What is Class D?

400

The visibility required in Class E or G above 10,000 MSL

What is 5 SM?

400

This airspace class is not eligible for Special VFR

What is Class E extensions

400

The certificated level needed to fly in Class B airspace (without an endorsement)

What is a Private Pilot Certificate?

400

This SUA contains unusual activity, such as student training

What is an Alert Area?

500

This airspace is uncontrolled and is not depicted on charts.

What is Class G?

500

The reason Class G has lower weather minimums than Class C

What is less traffic and no ATC separation services?

500

At night, a pilot must have this to request Special VFR

What is an instrument rating (and IFR equipped aircraft)

500

The two equipment items required for Class A flight

What is an IFR-certified aircraft and an ADS-B Out transponder?

500

This SUA is not shown on the charts because activities stop if aircraft are detected.

What is a Controlled Firing Area?

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