Versions of See prior versions of a law on LawServer 2024 26 CFR 54.6081-1 – Automatic extension of time for filing returns for certain excise taxes under Chapter 43 2023 26 CFR 54.6081-1 – Automatic extension of time for filing returns for certain excise taxes under Chapter 43 2022 26 CFR 54.6081-1 – Automatic extension of time for filing returns for certain excise taxes under Chapter 43 2021 26 CFR 54.6081-1 – Automatic extension of time for filing returns for certain excise taxes under Chapter 43 2020 26 CFR 54.6081-1 – Automatic extension of time for filing returns for certain excise taxes under Chapter 43 2019 26 CFR 54.6081-1 – Automatic extension of time for filing returns for certain excise taxes under Chapter 43 2016 26 CFR 54.6081-1 – Automatic extension of time for filing returns for certain excise taxes under Chapter 43 2015 26 CFR 54.6081-1 – Automatic extension of time for filing returns for certain excise taxes under Chapter 43 2014 26 CFR 54.6081-1 – Automatic extension of time for filing returns for certain excise taxes under Chapter 43