2024 26 CFR 1.6045B-1 – Returns relating to actions affecting basis of securities

2023 26 CFR 1.6045B-1 – Returns relating to actions affecting basis of securities

2022 26 CFR 1.6045B-1 – Returns relating to actions affecting basis of securities

2021 26 CFR 1.6045B-1 – Returns relating to actions affecting basis of securities

2015 26 CFR 1.6045B-1 – Returns relating to actions affecting basis of securities

2014 26 CFR 1.6045B-1 – Returns relating to actions affecting basis of securities