Upon cessation of coal ash storage, the person storing coal ash shall remove coal ash and materials containing coal ash, and provide for the beneficial use or disposal of the coal ash and materials under the act and the regulations promulgated thereunder. The person shall also regrade and revegetate the site as required by the Department.
25 Pa. Code § 290.414
This section cited in 25 Pa. Code § 290.408 (relating to storage impoundments-scope).