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United States Department of TransportationUnited States Department of Transportation

AC 135-42 - Extended Operations (ETOPS) and Operations in the North Polar Area

Document Information

Extended Operations (ETOPS) and Operations in the North Polar Area
Date issued
Office of Primary Responsibility
This advisory circular (AC) provides certificate holders with guidance for obtaining operational approval to conduct Extended Operations (ETOPS) under Title 14 of the Code of Federal Regulations (14 CFR) part 135. The Federal Aviation Administration (FAA) may authorize operations over a route that contains a point farther than 180 minutes flying time from an adequate airport at an approved one-engine inoperative cruise speed under standard conditions in still air. This AC also provides guidance for obtaining authorization to conduct operations under part 135 in the North Polar Area.