Versions of 26 CFR 1.826-6 - Credit or refund on LawServer 2024 26 CFR 1.826-6 – Credit or refund 2023 26 CFR 1.826-6 – Credit or refund 2022 26 CFR 1.826-6 – Credit or refund 2021 26 CFR 1.826-6 – Credit or refund 2015 26 CFR 1.826-6 – Credit or refund 2014 26 CFR 1.826-6 – Credit or refund 2010 26 CFR 1.826-6 – Credit or refund 2009 26 CFR 1.826-6 – Credit or refund