2024 CFR > Title 26 > Chapter I > Subchapter A > Part 1 > Information and Returns

2023 CFR > Title 26 > CHAPTER I > SUBCHAPTER A > PART 1 > Information and Returns

2022 CFR > Title 26 > Chapter I > Subchapter A > Part 1 > Information and Returns – Information and Returns

2021 CFR > Title 26 > Chapter I > Subchapter A > Part 1 > Information and Returns – Information and Returns