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Automakers Must Make ‘Quiet Vehicles’ Noisier By 2020, Says NHTSA

The rule establishes Federal Motor Vehicle Safety Standard No. 141, “Minimum Sound for Hybrid and Electric Vehicles.” Under the new safety standard, all hybrid and electric vehicles must meet the minimum sound requirements by Sept. 1, 2020. The 50-percent phase-in date is Sept. 1, 2019.