Versions of CFR > Title 21 > Chapter I > Subchapter A > Part 1 > Subpart R > General Provisions on LawServer 2024 CFR > Title 21 > Chapter I > Subchapter A > Part 1 > Subpart R > General Provisions 2023 CFR > Title 21 > CHAPTER I > SUBCHAPTER A > PART 1 > Subpart R > General Provisions 2022 CFR > Title 21 > Chapter I > Subchapter A > Part 1 > Subpart R > General Provisions – General Provisions