2024 CFR > Title 49 > Subtitle B > Chapter I > Subchapter C > Part 173 > Subpart C – Definitions, Classification and Packaging for Class 1

2023 CFR > Title 49 > Subtitle B > CHAPTER I > SUBCHAPTER C > PART 173 > Subpart C – Definitions, Classification and Packaging for Class 1

2022 CFR > Title 49 > Subtitle B > Chapter I > Subchapter C > Part 173 > Subpart C – Definitions, Classification and Packaging for Class 1

2021 CFR > Title 49 > Subtitle B > Chapter I > Subchapter C > Part 173 > Subpart C – Definitions, Classification and Packaging for Class 1

2020 CFR > Title 49 > Subtitle B > Chapter I > Subchapter C > Part 173 > Subpart C – Definitions, Classification and Packaging for Class 1

2019 CFR > Title 49 > Subtitle B > Chapter I > Subchapter C > Part 173 > Subpart C – Definitions, Classification and Packaging for Class 1

2016 CFR > Title 49 > Subtitle B > Chapter I > Subchapter C > Part 173 > Subpart C – Definitions, Classification and Packaging for Class 1

2015 CFR > Title 49 > Subtitle B > Chapter I > Subchapter C > Part 173 > Subpart C – Definitions, Classification and Packaging for Class 1

2014 CFR > Title 49 > Subtitle B > Chapter I > Subchapter C > Part 173 > Subpart C – Definitions, Classification and Packaging for Class 1