20230203 18333500 1.0 TRUE Community Standards District (CSD) Community standards districts are established to provide a means of implementing special development standards contained in adopted neighborhood, community, area, specific, and local coastal plans, or to provide a means of addressing special issues which are unique to certain geographic areas. Source: Title 22 (DRP GIS Section); last update: 1/11/18 for updates to the Altadena CSD (only the Sub-Areas had boundary changes).