2024 CFR > Title 32 > Subtitle A > Chapter I > Subchapter D > Part 147 > Subpart B – Investigative Standards

2023 CFR > Title 32 > Subtitle A > CHAPTER I > SUBCHAPTER D > PART 147 > Subpart B – Investigative Standards

2022 CFR > Title 32 > Subtitle A > Chapter I > Subchapter D > Part 147 > Subpart B – Investigative Standards

2021 CFR > Title 32 > Subtitle A > Chapter I > Subchapter D > Part 147 > Subpart B – Investigative Standards

2020 CFR > Title 32 > Subtitle A > Chapter I > Subchapter D > Part 147 > Subpart B – Investigative Standards

2019 CFR > Title 32 > Subtitle A > Chapter I > Subchapter D > Part 147 > Subpart B – Investigative Standards

2016 CFR > Title 32 > Subtitle A > Chapter I > Subchapter D > Part 147 > Subpart B – Investigative Standards

2015 CFR > Title 32 > Subtitle A > Chapter I > Subchapter D > Part 147 > Subpart B – Investigative Standards

2014 CFR > Title 32 > Subtitle A > Chapter I > Subchapter D > Part 147 > Subpart B – Investigative Standards