Section 10
SEC. 10. The administration, control, operation, maintenance, and improvement of the waterworks established with proceeds of the sale of the bonds authorized by this Act shall be vested in the provincial board of Camarines Sur and a waterworks board of said province, composed of the provincial treasurer, who shall be chairman of the board, and the district health officer and district engineer, who shall be members. Said provincial board of Camarines Sur shall exercise its powers and authority and the waterworks board hereby created shall perform its functions in accordance with the regulations made or that may in future be made jointly by the Chief of the Executive Bureau and the Director of Public Works, with the approval of the Secretary of the Interior and the Secretary of Commerce and Communications. All income derived from the waterworks shall be credited to a special fund which may be used, with the approval of the provincial board of Camarines Sur only for the following purposes, in the order stated: first, for the payment of the refunds mentioned in section eight of this Act; second, for the operation and maintenance of the waterworks; third, for the improvement and extension of the system, providing the plans therefor have been approved by the Director of Public Works, and fourth, in case there is a surplus of the receipts not required for said purposes, such surplus may be used for the general purposes of said Province and four municipalities of Camarines Sur, the division to be made on the basis of the total consumption of water in each municipality during the year in which the surplus accrued.