FAR 91.225 ADS-B Flashcards

ADS-B Overview

• ADS-B stands for Automatic Dependent Surveillance-Broadcast.
• Provides real-time information on aircraft position, speed, and intent.

ADS-B Equipment Requirements

• Aircraft must have ADS-B Out equipment installed when operating in Class E airspace above 10,000' MSL.
• For operations at 12,000' MSL, ADS-B Out is mandatory.
• ADS-B is not required below 10,000' MSL in Class E airspace.

Specific Airspace Requirements

• In Class E airspace at and above 3,000' MSL over the Gulf of Mexico and extending 12 nautical miles from the coastline, ADS-B is required.
• To operate within the Mode C veil (30 NM of a Class B airport from the surface up to 10,000' MSL), ADS-B Out is necessary.

Class B Airspace Regulations

• ADS-B Out is required for operations within 30 NM of a Class B airport.
• No ADS-B Out is needed when flying under the Class B airspace shelf unless within the Mode C veil.
• ADS-B is mandatory when overflying Class C airspace below 10,000' MSL if within ceiling and lateral boundaries.

Class D and C Airspace Regulations

• No ADS-B Out is required in Class D airspace or when flying under the shelf of Class C airspace.

Optional Features

• While ADS-B Out is required, ADS-B In is optional and not mandated for flight operations.
• In Class A airspace, both ADS-B and TIS-B are required for operations.