2024 CFR > Title 26 > Chapter I > Subchapter F > Part 403 > Subpart B – Definitions

2023 CFR > Title 26 > CHAPTER I > SUBCHAPTER F > PART 403 > Subpart B – Definitions

2022 CFR > Title 26 > Chapter I > Subchapter F > Part 403 > Subpart B – Definitions

2021 CFR > Title 26 > Chapter I > Subchapter F > Part 403 > Subpart B – Definitions

2020 CFR > Title 26 > Chapter I > Subchapter F > Part 403 > Subpart B – Definitions

2019 CFR > Title 26 > Chapter I > Subchapter F > Part 403 > Subpart B – Definitions

2016 CFR > Title 26 > Chapter I > Subchapter F > Part 403 > Subpart B – Definitions

2015 CFR > Title 26 > Chapter I > Subchapter F > Part 403 > Subpart B – Definitions

2014 CFR > Title 26 > Chapter I > Subchapter F > Part 403 > Subpart B – Definitions