Section 2
SEC. 2. The Secretary of the Interior, through the Bureau of Non-Christian Tribes, shall hereafter exercise the powers and perform the administrative and supervisory duties heretofore vested in and performed by the Government of the Department of Mindanao and Sulu, over the provincial, municipal, and municipal district governments and their authorized subdivisions: Provided, That the offices of the provincial governors, until provision is made for their being filled by election, and the offices of the provincial fiscals and provincial secretary-treasurer, shall be filled by appointment by the Governor-General, by and with the advice and consent of the Philippine Senate.