2024 CFR > Title 30 > Chapter XII > Subchapter A > Part 1217 > Subpart F – Other Solid Minerals

2023 CFR > Title 30 > CHAPTER XII > SUBCHAPTER A > PART 1217 > Subpart F – Other Solid Minerals

2022 CFR > Title 30 > Chapter XII > Subchapter A > Part 1217 > Subpart F – Other Solid Minerals

2021 CFR > Title 30 > Chapter XII > Subchapter A > Part 1217 > Subpart F – Other Solid Minerals

2020 CFR > Title 30 > Chapter XII > Subchapter A > Part 1217 > Subpart F – Other Solid Minerals

2019 CFR > Title 30 > Chapter XII > Subchapter A > Part 1217 > Subpart F – Other Solid Minerals

2016 CFR > Title 30 > Chapter XII > Subchapter A > Part 1217 > Subpart F – Other Solid Minerals

2015 CFR > Title 30 > Chapter XII > Subchapter A > Part 1217 > Subpart F – Other Solid Minerals

2014 CFR > Title 30 > Chapter XII > Subchapter A > Part 1217 > Subpart F – Other Solid Minerals