30 Pa.C.S. § 3109

No person shall fish, or trespass with intent to fish, in the waters or upon the bed or banks of any licensed regulated fishing lake without having paid the fee fixed by the owner or operator, or without having obtained permission from the owner or operator. No person shall willfully or maliciously destroy or damage any lake, property or appliances used in connection with the operation of a licensed regulated fishing lake. Any person violating any of the provisions of this section commits a summary offense of the first degree.