Section 18
SEC. 18. The organized peace establishment, including the Regular Force and the Reserves, shall comprise all organizations necessary to form the basis for a complete and prompt mobilization for the national defense and for the performance of national police duties in peace and war. The army shall at all times be organized in so far as practicable into battalions, regiments, divisions and, if necessary, higher units. The personnel and duties of the Philippine Constabulary shall, within one year following the passage of this Act be transferred to the control of the Chief of Staff, who shall thereafter be responsible in both peace and war for the functions performed by the Constabulary at the time of passage of this Act.