2024 CFR > Title 7 > Subtitle B > Chapter I > Subchapter A > Part 27 > Subpart A > Classification and Micronaire Determinations

2023 CFR > Title 7 > Subtitle B > CHAPTER I > SUBCHAPTER A > PART 27 > Subpart A > Classification and Micronaire Determinations

2022 CFR > Title 7 > Subtitle B > Chapter I > Subchapter A > Part 27 > Subpart A > Classification and Micronaire Determinations – Classification and Micronaire Determinations

2021 CFR > Title 7 > Subtitle B > Chapter I > Subchapter A > Part 27 > Subpart A > Classification and Micronaire Determinations – Classification and Micronaire Determinations

2020 CFR > Title 7 > Subtitle B > Chapter I > Subchapter A > Part 27 > Subpart A > Classification and Micronaire Determinations

2019 CFR > Title 7 > Subtitle B > Chapter I > Subchapter A > Part 27 > Subpart A > Classification and Micronaire Determinations

2016 CFR > Title 7 > Subtitle B > Chapter I > Subchapter A > Part 27 > Subpart A > Classification and Micronaire Determinations

2015 CFR > Title 7 > Subtitle B > Chapter I > Subchapter A > Part 27 > Subpart A > Classification and Micronaire Determinations