The following requirements shall apply in the case of any proposed subdivision, including proposals for manufactured home parks and subdivisions, any portion of which lies within a flood hazard area:
- The flood hazard area, including floodways, coastal high-hazard areas and coastal A zones, as appropriate, shall be delineated on tentative and final subdivision plats.
- Design flood elevations shall be shown on tentative and final subdivision plats.
- Residential building lots shall be provided with adequate buildable area outside the floodway.
- The design criteria for utilities and facilities set forth in this appendix and appropriate International Codes shall be met.