2024 CFR > Title 25 > Chapter I > Subchapter H > Part 161 > Subpart F – Modifying a Permit

2023 CFR > Title 25 > CHAPTER I > SUBCHAPTER H > PART 161 > Subpart F – Modifying A Permit

2022 CFR > Title 25 > Chapter I > Subchapter H > Part 161 > Subpart F – Modifying A Permit

2021 CFR > Title 25 > Chapter I > Subchapter H > Part 161 > Subpart F – Modifying A Permit

2020 CFR > Title 25 > Chapter I > Subchapter H > Part 161 > Subpart F – Modifying a Permit

2019 CFR > Title 25 > Chapter I > Subchapter H > Part 161 > Subpart F – Modifying a Permit

2016 CFR > Title 25 > Chapter I > Subchapter H > Part 161 > Subpart F – Modifying a Permit

2015 CFR > Title 25 > Chapter I > Subchapter H > Part 161 > Subpart F – Modifying a Permit

2014 CFR > Title 25 > Chapter I > Subchapter H > Part 161 > Subpart F – Modifying a Permit