8 CAR § 80-104
(a) The following regulations promulgated on or before August 24, 2018 by the United States Environmental Protection Agency are hereby adopted as provisions of this part as though set forth herein line for line and word for word, except that unless the context otherwise dictates, all references therein to “implementing agency” shall be considered references to the Division of Environmental Quality, and all references to “administrator”, “regional administrator”, “director”, or “state director” shall be considered references to the Director of the Division of Environmental Quality, and all references to the “United States Environmental Protection Agency” shall be considered references to the division, and all references elsewhere in this part to any of the following regulations shall constitute a reference to the regulation as herein adopted, and provided that the effective date of the provisions adopted herein by reference as provisions of this part shall be the date the provisions are specified as being effective by the Arkansas Pollution Control and Ecology Commission in its rulemaking and the effective date of the federal regulations adopted herein shall have no bearing on the effective date of any provisions of this part: