FAA · Supplemental Type Certificate
STC SR00814DE
Installation of Garmin Helicopter Terrain Awareness and Warning System (HTAWS)
What is an STC?
A Supplemental Type Certificate authorizes a major modification or alteration to an FAA-certificated aircraft. STCs are how operators legally install new avionics, change fuel systems, add floats, swap engines, etc. — every change beyond a minor modification needs one.
Applicable aircraft (13)
- H7EU Agusta S.p.A. · A109E
- H7EU Agusta S.p.A. · A119
- H7EU Agusta S.p.A. · AW119 MKII
- H88EU Airbus Helicopters Deutschland GmbH · EC135 P1
- H88EU Airbus Helicopters Deutschland GmbH · EC135 P2
- H88EU Airbus Helicopters Deutschland GmbH · EC135 P2+
- H88EU Airbus Helicopters Deutschland GmbH · EC135 T1
- H88EU Airbus Helicopters Deutschland GmbH · EC135 T2
- H88EU Airbus Helicopters Deutschland GmbH · EC135 T2+
- H9EU Airbus Helicopters · AS-350B2
- H9EU Airbus Helicopters · AS-350B3
- H9EU Airbus Helicopters · EC 130 B4
- H2SW Bell Helicopter Textron Canada Limited · 407
The STC PDF on drs.faa.gov is the authoritative document — it lists installation instructions, ICA requirements, and any limitations. Open PDF ↗