53 Pa. Stat. § 22772
Whoever, being the owner or agent of the owner of any land, subdivides the land without a plan of subdivision being approved by the planning commission, or whoever, being the owner or agent of the owner of any land located within a subdivision, transfers or sells, or agrees to sell, any part of a tract of land before a plat of subdivision showing the same to be a lot or a parcel therein has been approved by the planning commission and recorded in the office of the county recorder, shall, upon summary conviction thereof for the first offense, be sentenced to pay a fine of not less than twenty-five dollars nor more than one hundred dollars and the costs of prosecution, and for subsequent offenses, be sentenced to pay a fine of not less than one hundred dollars nor more than three hundred dollars and the costs of prosecution, or in default of such fine and costs, be imprisoned in the county jail for not less than ten days nor more than thirty days. In the case of a transfer or sale or agreement to sell in violation of this act, a separate penalty may be imposed for each lot or parcel so transferred or sold or agreed to be sold; and the description of such lot or parcel by metes and bounds in the instrument or transfer or other document used in the process of selling or transferring shall not exempt the transaction from such penalties or from the remedies herein provided. Such cities may enjoin any subdivision of land in violation of this act, or such transfer or sale or agreement by action for injunction brought in any court of equity jurisdiction, or may recover the said penalty or both.
53 P.S. § 22772