Section 1
SECTION 1. The effectivity of Batas Pambansa Blg. 877, entitled "An Act Providing for the Stabilization and Regulation of Rentals of Certain Residential Units and For Other Purposes," is hereby extended for three (3) years for the period January 1, 1990 to December 31, 1992: Provided, That the allowable maximum increase for the three-year period shall not be more than the rates herein provided: Period Maximum Increase January 1, 1990-December 31, 1990 Twenty percent (20%) January 1, 1991-December 31, 1991 Twenty percent (20%) January 1, 1992-December 31, 1992 Twenty percent (20%) Provided, further, That the basis for the maximum increase herein authorized for the three-year period shall be the actual monthly rental as of December 31, 1989: Provided, finally, That the increases authorized herein shall be cumulative and compounded.