Do I Need to Equip?
Does your aircraft have an engine-driven electrical system?
NO → Typically balloons, gliders
Do you operate your aircraft in Class A airspace, or in or above Class B airspace, or in or above Class C airspace?
YES
↓
YES
↓
NO
↓
Do you operate your aircraft above 10,000 feet MSL within the 48 States or DC?
ADS-B Required
Call sign must match*
ADS-B not required
NO
↓
YES
↓
If you operate your aircraft above 10,000 feet MSL within the 48 States or DC do you remain below 2,500 feet AGL?
YES
↓
NO
↓
Do you operate your aircraft in or above Class B Airspace?
YES →
ADS-B Required
Call sign must match*
NO
↓
Do you operate your aircraft in or above Class C Airspace?
YES →
ADS-B Required
Call sign must match*
NO
↓
Do you operate your aircraft in Class E Airspace above 3000 feet MSL over the Gulf of Mexico within 12 NM of the US coastline?
YES →
ADS-B Required
Call sign must match*
NO
↓
Do you operate your aircraft within the Mode C veil (30 NM radius of any airport listed in appendix D to part 91)?
YES →
ADS-B Required
Call sign must match*
NO
↓
ADS-B not required
*Do you use a temporary unique call sign? (e.g. DCM123)
Call sign and ADS-B transmitter must match. Learn more
