2024 CFR > Title 40 > Chapter I > Subchapter B > Part 49 > Subpart L – Implementation Plans for Tribes–Region IX

2023 CFR > Title 40 > CHAPTER I > SUBCHAPTER B > PART 49 > Subpart L – Implementation Plans for Tribes – Region IX

2022 CFR > Title 40 > Chapter I > Subchapter B > Part 49 > Subpart L – Implementation Plans for Tribes – Region IX

2021 CFR > Title 40 > Chapter I > Subchapter B > Part 49 > Subpart L – Implementation Plans for Tribes – Region IX

2020 CFR > Title 40 > Chapter I > Subchapter B > Part 49 > Subpart L – Implementation Plans for Tribes–region IX

2019 CFR > Title 40 > Chapter I > Subchapter B > Part 49 > Subpart L – Implementation Plans for Tribes–region IX

2016 CFR > Title 40 > Chapter I > Subchapter B > Part 49 > Subpart L – Implementation Plans for Tribes–region Ix

2015 CFR > Title 40 > Chapter I > Subchapter B > Part 49 > Subpart L – Implementation Plans for Tribes–Region Ix

2014 CFR > Title 40 > Chapter I > Subchapter B > Part 49 > Subpart L – Implementation Plans for Tribes–Region Ix