Preamble
"SEC. 1. The Governor-General is hereby authorized to declare that portion of the Benguet Road from Klondyke's Spring to Camp Six within the Mountain Province a toll road for all classes of vehicles and for such classes of persons or animals as may be designated by him, and the Governor-General is hereby authorized in his discretion to make and promulgate rates and method of payment of toll and regulations for carrying into effect the provisions of this Act, and to discontinue the collection of toll when same appears to be advisable: Provided, however, That no toll shall be collected from the following: "(a) Officers and enlisted men and civilian employees of the United States Army and Navy and marine corps and their privately owned vehicles when used incident to the service of the United States Government. "(b) Vehicles and animals of the United States Army, Navy or marine corps, or other department of the United States Government and of the Philippine Government. "(c) Privately owned cars of officers and employees of the Philippine Government, whether insular, provincial, or municipal when traveling on official business."