§258.4. Research, development, and demonstration permits. — Inbound Citations

(6) The owner and/or operator may not operate the facility pursuant to the authority granted by this section if there is any deviation from the terms, conditions, and requirements of this section unless the operation of the facility will continue to conform to the standards set forth in § 258.4 and the owner and/or operator has obtained the prior written approval of the Director of the Land, Chemicals and Redevelopment Division at EPA Region 9 or the Director's designee to implement corrective measures or otherwise operate the facility subject to such deviation. The Director of the Land, Chemicals and Redevelopment Division or designee shall provide an opportunity for the public to comment on any significant deviation prior to providing written approval of the deviation.