Ordinance No. SP-1521, S-2005 - Amending section 8 (a) of Quezon City Ordinance No. SP-91, S-93, as amended, "The Quezon City Revenue Code of 1993", so as to adjust the assessment levels for lands classified as residential and commercial, as provided for under section 218 (a) of Republic Act No. 7160, otherwise known as the "Local Government Code of 1991.