AUTHORIZING ALL DEPARTMENTS, BUREAUS, OFFICES, AGENCIES, AND INSTRUMENTALITIES OF THE NATIONAL GOVERNMENT, INCLUDING STATE COLLEGES AND UNIVERSITIES AND GOVERNMENT-OWNED OR CONTROLLED CORPORATIONS, TO ADVANCE THE PAYMENT TO THE NATIONAL FOOD AUTHORITY (NFA) FOR THE NFA RICE THAT MAY BE PURCHASED BY THEIR EMPLOYEES, CHARGEABLE AGAINST THE PERSONNEL EMERGENCY RELIEF ALLOWANCES (PERA) OF THEIR EMPLOYEES AND COLLECTIBLE BY SALARY DEDUCTION FROM THE SAID EMPLOYEES