Department of Planning and Permitting Zoning Definitions (Oahu Only) Zoning (CZC) – Comprehensive Zoning Code – This is the old zoning codes used by the DPP dated from 06/1969 to 10/1986 Zoning (LUO) – Land Use Ordinance – This is the current zoning codes used by the DPP dated from 10/1986 to CURRENT