Turbine Engine and Airframe Sensor Icing Compliance

AC 20-197 Current Issued 2025-06-18 OPR AIR-625 FAA PDF ↗

14 CFR Parts this AC applies to

Derived from the AC's subject series via the FAA's published numbering scheme.

Document overview

Structured fields from the FAA Dynamic Regulatory System (DRS). Full body text lives in the linked PDF.

Subject: Turbine Engine and Airframe Sensor Icing Compliance
Status: Current
Office: AIR-625: Engine & Propulsion
Referenced 14 CFR Parts: Part 33, Part 25
Referenced sections: Sec. 33.28, Sec. 33.68, Sec. 33.89, Sec. 33.91, Sec. 25.901, Sec. 25.1093, Sec. 25.1309, Sec. 25.1323, Sec. 25.1324, Sec. 25.1325