Section 14
SEC. 14. Section sixteen of Act Numbered Twenty-three hundred and seven is hereby amended by adding, at the end thereof, a new subsection, to read as follows: "(i) No public utility as herein denned shall operate in the Philippine Islands without having first secured from the Commission a certificate to the effect that the operation of said public utility and the authorization to do business will promote the public interest in a proper and suitable ] manner. This provision shall not apply to any business ' at present being operated by the public utilities subject to the provisions of this Act."