2020 40 CFR 82.15 – Prohibitions for class II controlled substances

2009 40 CFR 82.15 – Prohibitions for class II controlled substances

2010 40 CFR 82.15 – Prohibitions for class II controlled substances

2014 40 CFR 82.15 – Prohibitions for class II controlled substances

2015 40 CFR 82.15 – Prohibitions for class II controlled substances

2016 40 CFR 82.15 – Prohibitions for class II controlled substances

2019 40 CFR 82.15 – Prohibitions for class II controlled substances