§ 4105. Bad checks.
..................(8) A service charge if written notice of the service charge was conspicuously displayed on the payee's premises when the check was issued. The service charge shall
not exceed $20 unless the payee is charged fees in excess of $20 by financial institutions as a result of such bad check or similar sight order for the payment of money. If the payee is charged fees in excess of $20, then the service charge shall not exceed the actual amount of the fees.
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A person could be charged with passing bad checks and if they are convicted you could get sued for civil damages.
§ 8304. Damages in actions on bad checks.
(a) General rule.--In a civil action to recover damages and costs following a conviction for passing a bad check pursuant to 18 Pa.C.S. § 4105 (relating to bad checks) and failure to make full restitution, the payee shall, upon obtaining judgment, be entitled to recover damages in an amount equal to $100 or triple the amount for which the check was drawn, whichever is greater.
(b) Limitation.--Damages recovered under this section may not exceed by more than $500 the value of the check and shall be awarded only if: the payee made written demand of the issuer for payment of the amount of the check not less than ten days before commencing the action; and the issuer failed to tender to the payee, prior to commencement of the action, an amount of money not less than the amount demanded.
(c) Restriction.--Notwithstanding subsection (a), if partial restitution has been made, damages recovered under this section may not exceed triple the amount of the unpaid restitution.
For more reading go to:
http://www.uslegalforms.com/lawdigest/badchecks.php/PA/PA-401N.htm