CFR > Title 40 > Chapter I > Subchapter I > Part 280 > Subpart J CFR > Title 40 > Chapter I > Subchapter I > Part 280 > Subpart J – Operator Training Current as of: 2024 | Check for updates | Other versions § 280.240 General requirement for all UST systems § 280.241 Designation of Class A, B, and C operators § 280.242 Requirements for operator training § 280.243 Timing of operator training § 280.244 Retraining § 280.245 Documentation