Versions of 26 CFR 1.809-5 - Deductions on LawServer 2024 26 CFR 1.809-5 – Deductions 2023 26 CFR 1.809-5 – Deductions 2022 26 CFR 1.809-5 – Deductions 2021 26 CFR 1.809-5 – Deductions 2015 26 CFR 1.809-5 – Deductions 2014 26 CFR 1.809-5 – Deductions 2010 26 CFR 1.809-5 – Deductions 2009 26 CFR 1.809-5 – Deductions