Basics:
UST systems on Indian lands are subject to Federal EPA rules 40 CFR 280. All applicable UST systems must have trained A, B and C operators no later than October 13, 2018.

Class A/B:
Our Indian Country Class A/B UST Operator Training course meets and exceeds EPA requirements.

Class C:
Our Indiana Class C online course meets and exceeds EPA requirements.

Link:
See the US EPA’s EPA USTs Program in Indian Country for more information.