2024 CFR > Title 10 > Chapter II > Subchapter D > Part 431 > Subpart S – Metal Halide Lamp Ballasts and Fixtures

2023 CFR > Title 10 > CHAPTER II > SUBCHAPTER D > PART 431 > Subpart S – Metal Halide Lamp Ballasts and Fixtures

2022 CFR > Title 10 > Chapter II > Subchapter D > Part 431 > Subpart S – Metal Halide Lamp Ballasts and Fixtures

2021 CFR > Title 10 > Chapter II > Subchapter D > Part 431 > Subpart S – Metal Halide Lamp Ballasts and Fixtures

2020 CFR > Title 10 > Chapter II > Subchapter D > Part 431 > Subpart S – Metal Halide Lamp Ballasts and Fixtures

2019 CFR > Title 10 > Chapter II > Subchapter D > Part 431 > Subpart S – Metal Halide Lamp Ballasts and Fixtures

2016 CFR > Title 10 > Chapter II > Subchapter D > Part 431 > Subpart S – Metal Halide Lamp Ballasts and Fixtures

2015 CFR > Title 10 > Chapter II > Subchapter D > Part 431 > Subpart S – Metal Halide Lamp Ballasts and Fixtures

2014 CFR > Title 10 > Chapter II > Subchapter D > Part 431 > Subpart S – Metal Halide Lamp Ballasts and Fixtures