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Title 14

Displaying title 14, up to date as of 9/15/2021. Title 14 was last amended 9/15/2021.

Title 14

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§ 91.821 Civil supersonic airplanes: Noise limits.

Except for Concorde airplanes having flight time before January 1, 1980, no person may operate in the United States, a civil supersonic airplane that does not comply with Stage 2 noise limits of part 36 in effect on October 13, 1977, using applicable trade-off provisions.