Ill. Admin. Code tit. 41 § 176.630
The owner of a facility must ensure that Class A and Class B Operators are trained within 30 days after assuming operation and maintenance responsibilities for a UST and that Class C Operators are trained before assuming responsibility involving emergency response. At no time may a UST operate without a validly-trained Class A Operator, Class B Operator and Class C Operator. Continuing education, training and a general examination regarding operator-specific subject matter shall take place once every four years for all Class C Operators. Class A and B Operators may choose to retrain either annually or every four years. Class A and B Operators who choose to retrain every four years may be required by Section 176.650 to retrain before the end of the four-year period. In all cases, evidence of completed retraining shall be available at the facility in accordance with Sections 176.645, 176.650 and 176.655.
Ill. Admin. Code tit. 41, § 176.630
Added at 36 Ill. Reg. 3187, effective February 15, 2012