The exceptions to a ban described in §§ 94.55-94.57 (relating to building permit issued prior to ban; replacement of a discharge; and other exceptions) are to be strictly construed and are the only exceptions the Department will allow.
25 Pa. Code § 94.52
The provisions of this §94.52 issued under section 9 of the Pennsylvania Sewage Facilities Act (35 P. S. § 750.9).