Versions of 40 CFR 711.20 - When to report on LawServer 2024 40 CFR 711.20 – When to report 2023 40 CFR 711.20 – When to report 2022 40 CFR 711.20 – When to report 2021 40 CFR 711.20 – When to report 2020 40 CFR 711.20 – When to report 2019 40 CFR 711.20 – When to report 2016 40 CFR 711.20 – When to report 2015 40 CFR 711.20 – When to report 2014 40 CFR 711.20 – When to report