3303 - Nonliability for enforcement of lawful tariffs and rates.

     § 3303.  Nonliability for enforcement of lawful tariffs and                rates.        (a)  Public utilities.--No public utility, nor any officer,     agent or employee thereof, shall be liable for any penalty or     forfeiture, or be subject to any prosecution, on account of     demanding, collecting, or receiving any rate for any service, or     for enforcing any regulation, or practice when such rate,     regulation, or practice is contained in a tariff properly filed     with the commission, and posted or published as herein provided,     and is applicable by the terms thereof at the time to such     service although such rate, regulation, method or practice may     be found by the commission to be unjust or unreasonable.        (b)  Contract carrier by motor vehicle.--No contract carrier     by motor vehicle, nor any officer, agent or employee thereof,     shall be liable for any penalty or forfeiture, or be subject to     any prosecution on account of demanding, collecting or receiving     any minimum rate prescribed by the commission under the     provisions of this part.