Versions of 26 CFR 1.148-11A - Effective dates on LawServer 2024 26 CFR 1.148-11A – Effective dates 2023 26 CFR 1.148-11A – Effective dates 2022 26 CFR 1.148-11A – Effective dates 2021 26 CFR 1.148-11A – Effective dates 2015 26 CFR 1.148-11A – Effective dates 2014 26 CFR 1.148-11A – Effective dates 2010 26 CFR 1.148-11A – Effective dates 2009 26 CFR 1.148-11A – Effective dates
