Versions of 26 CFR 1.965-9 - Applicability dates on LawServer 2024 26 CFR 1.965-9 – Applicability dates 2023 26 CFR 1.965-9 – Applicability dates 2022 26 CFR 1.965-9 – Applicability dates 2021 26 CFR 1.965-9 – Applicability dates