Section 18
SEC. 18. This Act shall not be effective in any province until it shall have been adopted for that province by a majority vote of those present at an assembly as hereinafter provided. Within six months from the passage of this Act the provincial board of each province affected by this Act shall call an assembly of the municipal presidents and councilors for the purpose of voting on the application of the provisions of this Act as a whole to the Act to province, province, and in the event of a majority vote of those present, after-adequate discussion, so to apply this Act, the same shall become effective on and after the date of its approval by the provincial board. In case the assembly of presidents and councilors fail to vote in the affirmative upon the acceptance of this Act the provincial board may at any time after one year call another meeting for the purpose of again voting upon the application of the provisions of this Act as a whole: Provided, That in the Moro Province this shall become effective when accepted by the legislative council without submission to the vote of the presidents: And provided further That section sixteen shall be applicable to all provinces of the Philippine Islands, irrespective of whether of this Act are or are not extended thereto.