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AC 20-197

Current · Issued 2025-06-18 · OPR AIR-625 · Series 20

Turbine Engine and Airframe Sensor Icing Compliance

AC PDF on faa.gov ↗ AC index entry ↗

14 CFR Parts this AC applies to

Document overview FAA Dynamic Regulatory System (DRS) fields · full body text in the linked PDF

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

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