Versions of See prior versions of a law on LawServer 2024 26 CFR 54.6011-4 – Requirement of statement disclosing participation in certain transactions by taxpayers 2023 26 CFR 54.6011-4 – Requirement of statement disclosing participation in certain transactions by taxpayers 2022 26 CFR 54.6011-4 – Requirement of statement disclosing participation in certain transactions by taxpayers 2021 26 CFR 54.6011-4 – Requirement of statement disclosing participation in certain transactions by taxpayers 2020 26 CFR 54.6011-4 – Requirement of statement disclosing participation in certain transactions by taxpayers 2019 26 CFR 54.6011-4 – Requirement of statement disclosing participation in certain transactions by taxpayers 2016 26 CFR 54.6011-4 – Requirement of statement disclosing participation in certain transactions by taxpayers 2015 26 CFR 54.6011-4 – Requirement of statement disclosing participation in certain transactions by taxpayers 2014 26 CFR 54.6011-4 – Requirement of statement disclosing participation in certain transactions by taxpayers