2024 26 CFR 1.6011-1 – General requirement of return, statement, or list

2023 26 CFR 1.6011-1 – General requirement of return, statement, or list

2022 26 CFR 1.6011-1 – General requirement of return, statement, or list

2021 26 CFR 1.6011-1 – General requirement of return, statement, or list

2015 26 CFR 1.6011-1 – General requirement of return, statement, or list

2014 26 CFR 1.6011-1 – General requirement of return, statement, or list

2010 26 CFR 1.6011-1 – General requirement of return, statement, or list

2009 26 CFR 1.6011-1 – General requirement of return, statement, or list