Versions of 26 CFR 1.281-1 - In general on LawServer 2024 26 CFR 1.281-1 – In general 2023 26 CFR 1.281-1 – In general 2022 26 CFR 1.281-1 – In general 2021 26 CFR 1.281-1 – In general 2015 26 CFR 1.281-1 – In general 2014 26 CFR 1.281-1 – In general 2010 26 CFR 1.281-1 – In general 2009 26 CFR 1.281-1 – In general