75 Pa.C.S. § 1784: Proof of financial responsibility following violation.

A defendant who is convicted of a traffic offense, other than a parking offense, that requires a court appearance shall be required to show proof of financial responsibility covering the operation of the vehicle at the time of the offense. If the defendant fails to show proof of financial responsibility, the court shall notify the department of that fact. Upon receipt of the notice, the department shall revoke the registration of the vehicle. If the defendant is the owner of the vehicle, the department shall also suspend the operating privilege of the defendant.