A person may conduct noncoal mining activities under permits issued by the Department prior to March 17, 1990, under The Clean Streams Law (35 P. S. §§ 691.1-691.1001), the Surface Mining Conservation and Reclamation Act (52 P. S. §§ 1396.1-1396.31) or the act and in compliance with the terms and conditions of the permit except for the requirements of §§ 77.504 and 77.561 (relating to distance limitations and areas designated as unsuitable for mining; and general requirements).
25 Pa. Code § 77.102
This section cited in 25 Pa. Code § 77.101 (relating to general requirements for permits).