Versions of 26 CFR 1.72-4 - Exclusion ratio on LawServer 2024 26 CFR 1.72-4 – Exclusion ratio 2023 26 CFR 1.72-4 – Exclusion ratio 2022 26 CFR 1.72-4 – Exclusion ratio 2021 26 CFR 1.72-4 – Exclusion ratio 2015 26 CFR 1.72-4 – Exclusion ratio 2014 26 CFR 1.72-4 – Exclusion ratio 2010 26 CFR 1.72-4 – Exclusion ratio 2009 26 CFR 1.72-4 – Exclusion ratio