Versions of 40 CFR 60.37f - Monitoring of operations on LawServer 2024 40 CFR 60.37f – Monitoring of operations 2023 40 CFR 60.37f – Monitoring of operations 2022 40 CFR 60.37f – Monitoring of operations 2021 40 CFR 60.37f – Monitoring of operations 2020 40 CFR 60.37f – Monitoring of operations 2019 40 CFR 60.37f – Monitoring of operations 2016 40 CFR 60.37f – Monitoring of operations