Each person obtaining a towing license under the provisions of this Division shall forthwith file with the Department of Environmental Resources a copy of his insurance policy or a certificate of insurance demonstrating coverage for losses sustained by the owner of any motor vehicle due to negligence occurring during the time that the vehicle is in the custody of the towing service. Each person who registers a tow truck under Section 13-920 of the Transportation Article of the Maryland Annotated Code shall obtain commercial liability insurance in the amount of at least One Hundred Thousand Dollars ($100,000.00) per person, Three Hundred Thousand Dollars ($300,000.00) per occurrence of bodily injury liability, and One Hundred Thousand Dollars ($100,000.00) per occurrence property damage liability. In addition, each person shall provide proof of insurance for cargo, unhook and garageman operations as required by State law. Each person obtaining a towing license under the provisions of this Division shall also list Prince George's County as an additional insured. Each licensee shall also maintain worker's compensation coverage for the operators of it tow trucks.