Versions of See prior versions of a law on LawServer 2024 40 CFR 49.7 – Request by an Indian tribe for eligibility determination and Clean Air Act program approval 2023 40 CFR 49.7 – Request by an Indian tribe for eligibility determination and Clean Air Act program approval 2022 40 CFR 49.7 – Request by an Indian tribe for eligibility determination and Clean Air Act program approval 2021 40 CFR 49.7 – Request by an Indian tribe for eligibility determination and Clean Air Act program approval 2020 40 CFR 49.7 – Request by an Indian tribe for eligibility determination and Clean Air Act program approval 2019 40 CFR 49.7 – Request by an Indian tribe for eligibility determination and Clean Air Act program approval 2016 40 CFR 49.7 – Request by an Indian tribe for eligibility determination and Clean Air Act program approval 2015 40 CFR 49.7 – Request by an Indian tribe for eligibility determination and Clean Air Act program approval 2014 40 CFR 49.7 – Request by an Indian tribe for eligibility determination and Clean Air Act program approval