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Notice of proposed rulemaking (NPRM).

The FAA proposes to issue regulations governing the design, maintenance, and operation of airplanes and engines for flights that go beyond certain distances from an adequate airport. This proposal would extend some requirements that previously applied only to two-engine airplanes to airplanes with more than two-engines. The proposed rule implements existing policy, industry best practices and recommendations, and international standards to ensure that long-range flights will operate safely.

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