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CFR > Title 40 - Protection of Environment > CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY > SUBCHAPTER C—AIR PROGRAMS (Parts 50–99) > PART 87—CONTROL OF AIR POLLUTION FROM AIRCRAFT AND AIRCRAFT ENGINES > SUBPART H—Test Procedures for Engine Smoke Emissions (Aircraft Gas Turbine Engines) (§87.80 to §87.89) > 87.81—Fuel specifications.
87.81—Fuel specifications.
Fuel having specifications as provided in § 87.61 shall be used in smoke emission testing.