(b) The term "public service" includes
every person that now or hereafter may own, operate, manage, or control in the Philippines, for hire or compensation,
with general or limited clientele, whether permanent, occasional or accidental, and done for general business purposes,
any common carrier, railroad, street railway, traction railway, sub-way motor vehicle, either for freight or passenger, or both with or without fixed route and whether may be its classification, freight or carrier service of any class, express service, steamboat or steamship line, pontines, ferries, and water craft, engaged in the transportation of passengers or freight or both, shipyard, marine railways, marine repair shop, [warehouse] wharf or dock, ice plant, ice-refrigeration plant, canal, irrigation system, gas, electric light, heat and power water supply and power, petroleum, sewerage system, wire or wireless communications system, wire or wireless broadcasting stations and other similar public services: Provided, however, That a person engaged in agriculture, not otherwise a public service, who owns a motor vehicle and uses it personally and/or enters into a special contract whereby said motor vehicle is offered for hire or compensation to a third party or third parties engaged in agriculture, not itself or themselves a public service, for operation by the latter for a limited time and for a specific purpose directly connected with the cultivation of his or their farm, the transportation, processing, and marketing of agricultural products of such third party or third parties shall not be considered as operating a public service for the purposes of this Act.
(Section 13 CA 146)