2024 30 CFR 57.12022 – Authorized persons at major electrical installations

2023 30 CFR 57.12022 – Authorized persons at major electrical installations

2022 30 CFR 57.12022 – Authorized persons at major electrical installations

2021 30 CFR 57.12022 – Authorized persons at major electrical installations

2020 30 CFR 57.12022 – Authorized persons at major electrical installations

2019 30 CFR 57.12022 – Authorized persons at major electrical installations

2016 30 CFR 57.12022 – Authorized persons at major electrical installations

2015 30 CFR 57.12022 – Authorized persons at major electrical installations

2014 30 CFR 57.12022 – Authorized persons at major electrical installations

2010 30 CFR 57.12022 – Authorized persons at major electrical installations

2009 30 CFR 57.12022 – Authorized persons at major electrical installations