53 Pa. Stat. § 10617
In case any building, structure, landscaping or land is, or is proposed to be, erected, constructed, reconstructed, altered, converted, maintained or used in violation of any ordinance enacted under this act or prior enabling laws, the governing body or, with the approval of the governing body, an officer of the municipality, or any aggrieved owner or tenant of real property who shows that his property or person will be substantially affected by the alleged violation, in addition to other remedies, may institute any appropriate action or proceeding to prevent, restrain, correct or abate such building, structure, landscaping or land, or to prevent, in or about such premises, any act, conduct, business or use constituting a violation. When any such action is instituted by a landowner or tenant, notice of that action shall be served upon the municipality at least 30 days prior to the time the action is begun by serving a copy of the complaint on the governing body of the municipality. No such action may be maintained until such notice has been given.
53 P.S. § 10617