Versions of See prior versions of a law on LawServer 2024 49 USC 47502 – Noise measurement and exposure systems and identifying land use compatible with noise exposure 2023 49 USC 47502 – Noise measurement and exposure systems and identifying land use compatible with noise exposure 2022 49 USC 47502 – Noise measurement and exposure systems and identifying land use compatible with noise exposure 2021 49 USC 47502 – Noise measurement and exposure systems and identifying land use compatible with noise exposure 2020 49 USC 47502 – Noise measurement and exposure systems and identifying land use compatible with noise exposure 2018 49 USC 47502 – Noise measurement and exposure systems and identifying land use compatible with noise exposure 2017 49 USC 47502 – Noise measurement and exposure systems and identifying land use compatible with noise exposure