No public service corporation doing business in this Commonwealth shall grant to any member of the General Assembly or to any state, county, district, or municipal officer any free pass, free transportation, or any rebate or reduction in the rates charged by such corporation to the general public. Any public service corporation violating this section and any person receiving any privilege or benefit prohibited by this section shall be guilty of a misdemeanor, and upon conviction thereof, shall each be fined an amount not to exceed $1,000 for each such offense. This section shall not be construed to prevent any public service corporation from granting free transportation, services or free passes to any person including those set forth herein who would by virtue of their employment or service as an officer, director or otherwise be entitled thereto, or to members of any police force or fire department while in the discharge of their official duties.