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33.7-1 - Ratings and Operating Limitations for Turbine Engines (Sections 33.7 and 33.8)

Date Issued
June 28, 2010
Responsible Office
ANE-111,  Aircraft Certification Service Engine & Propeller Directorate - Rulemaking & Policy


This advisory circular (AC) provides information and guidance on turbine engine compliance under part 33 of Title 14 of the Code of Federal Regulations (14 CFR), specifically §§ 33.7, Engine ratings and operating limitations, and 33.8, Selection of engine power and thrust ratings. This AC also provides information on preparing the data needed for the type certification data sheet (TCDS) specified in § 33.7(a).