Ill. Admin. Code tit. 62, § 245.710
2) provide the Department with the following information:
b) No less than 21 calendar days before performing the first stimulation treatment of HVHHF operations, the contractor performing HVHHF operations on behalf of the permittee shall maintain and disclose to the Department separate and up-to-date master lists of (Section 1-77(c)(2) of the Act):