2024 49 CFR 571.141 – Standard No. 141; Minimum Sound Requirements for Hybrid and Electric Vehicles

2023 49 CFR 571.141 – Standard No. 141; Minimum Sound Requirements for Hybrid and Electric Vehicles

2022 49 CFR 571.141 – Standard No. 141; Minimum Sound Requirements for Hybrid and Electric Vehicles

2021 49 CFR 571.141 – Standard No. 141; Minimum Sound Requirements for Hybrid and Electric Vehicles

2020 49 CFR 571.141 – Standard No. 141; Minimum Sound Requirements for Hybrid and Electric Vehicles

2019 49 CFR 571.141 – Standard No. 141; Minimum Sound Requirements for Hybrid and Electric Vehicles

2016 49 CFR 571.141 – xxx