N.C. Gen. Stat. § 130A-309.225
No later than July 1, 2015, the Department shall prepare an inventory of all structural fill projects with a volume of 10,000 cubic yards or more. The Department shall update the structural fill project inventory at least annually. The Department shall inspect each structural fill project with a volume of 10,000 cubic yards or more at least annually to determine if the project or facility has been constructed and operated in compliance with Section .1700 of Subchapter B of Chapter 13 of Title 15A of the North Carolina Administrative Code (Requirements for Beneficial Use of Coal Combustion By-Products) and Section .1200 of Subchapter T of Chapter 2 of Title 15A of the North Carolina Administrative Code (Coal Combustion Products Management), as applicable.
N.C. Gen. Stat. § 130A-309.225