Section 2
SEC. 2. The System shall forthwith support the payment of the increment representing the difference between the existing pension rate and the adjusted pension rate computed on the basis of the prevailing scale of pay of officers and enlisted men in the active service: PROVIDED, That payment thereof by the System and receipt of the adjusted pension shall be in accordance with the rate of pension and schedule of payment as shall be determined and fixed under the implementing rules and regulations promulgated by the Chief of Staff, Armed forces of the Philippines, and approved by the Minister of National Defense: PROVIDED, Further, That nothing herein shall be construed as authorizing payment of back pension prior to the promulgation of this Decree.