62 Pa. Stat. § 432.15
The department shall transmit to the Office of Employment Security the social security number of all persons over sixteen years of age who receive assistance during the second prior quarter. The Office of Employment Security shall determine the amount of wages reported by employers for the amount of unemployment compensation insurance benefits which have been paid during the second and third prior quarters to persons with those social security numbers and shall return such information, excluding zero wage reports, to the department. The department shall compare such wage reports with earnings reported by recipients, take prompt action to resolve discrepancies, and shall refer promptly for investigation any cases of suspected fraud.
62 P.S. § 432.15