Page 179

House Bill No. 5506

Public Act No. 22-118 179 of 739

stormwater authority] in accordance with the provisions of this subdivision. (B) The stormwater authority shall provide a partial fee reduction for any property owner in its district who (i) has disconnected a percentage of such property's impervious surfaces from the municipal separate storm sewer system, combined storm sewer system or surface water, and (ii) provides documentation to the satisfaction of the stormwater authority that current stormwater best management practices or other control measures, approved by the stormwater authority, that reduce, retain or treat stormwater onsite are being applied and maintained in compliance with the requirements of the stormwater authority and any applicable permit issued by the Commissioner of Energy and Environmental Protection for the discharge of stormwater. For the purposes of this subparagraph, an area of impervious surface is deemed disconnected when the appropriate water quality volume has been retained in accordance with the applicable permit issued by the Commissioner of Energy and Environmental Protection for the discharge of stormwater or as required by the stormwater authority. (C) The stormwater authority may provide a partial fee reduction for any property owner in its district who has installed and is operating and maintaining infrastructure that reduces, retains or treats stormwater onsite, which infrastructure exceeds any requirements for infrastructure that may be applicable to the property under (i) the applicable permit issued by the Commissioner of Energy and Environmental Protection for the discharge of stormwater, including any requirements by the Commissioner of Energy and Environmental Protection to address water quality impairments resulting from stormwater discharge, (ii) any regulation adopted by the Commissioner of Energy and Environmental Protection, or (iii) the local stormwater control ordinance. (D) The Commissioner of Energy and Environmental Protection may provide additional guidance to stormwater authorities to implement the