2024 10 CFR 31.5 – Certain detecting, measuring, gauging, or controlling devices and certain devices for producing light or an ionized atmosphere. 2

2023 10 CFR 31.5 – Certain detecting, measuring, gauging, or controlling devices and certain devices for producing light or an ionized atmosphere. 2

2022 10 CFR 31.5 – Certain detecting, measuring, gauging, or controlling devices and certain devices for producing light or an ionized atmosphere

2021 10 CFR 31.5 – Certain detecting, measuring, gauging, or controlling devices and certain devices for producing light or an ionized atmosphere

2020 10 CFR 31.5 – Certain detecting, measuring, gauging, or controlling devices and certain devices for producing light or an ionized atmosphere

2019 10 CFR 31.5 – Certain detecting, measuring, gauging, or controlling devices and certain devices for producing light or an ionized atmosphere

2016 10 CFR 31.5 – Certain detecting, measuring, gauging, or controlling devices and certain devices for producing light or an ionized atmosphere

2015 10 CFR 31.5 – Certain detecting, measuring, gauging, or controlling devices and certain devices for producing light or an ionized atmosphere

2014 10 CFR 31.5 – Certain detecting, measuring, gauging, or controlling devices and certain devices for producing light or an ionized atmosphere.2