General Requirements: In addition to the general requirements pursuant to Section 32-207 of the County Code, for any development and construction in the coastal and wetland floodplains shall also meet the following requirements: Apply in flood hazard areas that are identified as coastal high hazard areas (V Zones) and Coastal A Zones (if delineated). Apply to all development, new construction, substantial improvements (including repair of substantial damage), and placement, replacement, and substantial improvement (including repair of substantial damage) of manufactured homes. Exception: In Coastal A Zones, the requirements of Section 32-207 of the County Code shall apply to substantial improvements (including repair of substantial damage), and the substantial improvement of manufactured homes (including repair of substantial damage) and replacement manufactured homes. The development shall be subject to the provisions of this Code regulating development in the Chesapeake Bay Critical Areas. In the wetland floodplain the following regulations shall apply: The Department shall obtain, review and reasonably utilize any wetlands classification data available from a Federal, State or other source to determine the boundaries and characteristics of the wetland floodplain. When the boundary of the wetland floodplain is unknown, obscure, or undefined, the applicant shall evaluate each site to determine the actual extent of wetlands. Except where specifically allowed by the Department and the Maryland Department of the Environment and the U.S. Army Corps of Engineers, the following shall be prohibited: Filling, dumping or excavating of any kind; Drainage or alteration of the natural drainage and circulation of surface or ground waters; and Removal of natural vegetation. The Department may approve development or construction upon determining that the proposed uses: Require access to water or wetlands, or are water dependent; Have no prudent or feasible alternative site which does not involve wetland areas; Will result in minimum feasible alteration or impairment to wetland functional characteristics and existing contour, vegetation, fish and wildlife resources and hydrologic conditions of the wetland area; and Meet all applicable regulations of Subtitle 5B when located in the Chesapeake Bay Critical Area Overlay Zone.