Versions of 26 CFR 1.170A-16 - Substantiation and reporting requirements for noncash charitable contributions on LawServer 2024 26 CFR 1.170A-16 – Substantiation and reporting requirements for noncash charitable contributions 2023 26 CFR 1.170A-16 – Substantiation and reporting requirements for noncash charitable contributions 2022 26 CFR 1.170A-16 – Substantiation and reporting requirements for noncash charitable contributions 2021 26 CFR 1.170A-16 – Substantiation and reporting requirements for noncash charitable contributions