Versions of 40 CFR Part 75 - Continuous Emission Monitoring on LawServer 2024 40 CFR Part 75 – Continuous Emission Monitoring 2023 40 CFR PART 75 – CONTINUOUS EMISSION MONITORING 2022 40 CFR Part 75 – Continuous Emission Monitoring 2021 40 CFR Part 75 – Continuous Emission Monitoring