Provide an overlay zoning district to be applied to sites that may include, but are not limited to, the potential sites identified as inventoried in the housing element of the general plan as potential sites for housing, as part of the implementation of the housing element goals, policies, and programs, or where it can be reasonably demonstrated that the rezoning of the site is necessary to meet the goals of the Regional Housing Needs Allocation (RHNA) of the 2021 – 2029 Housing Element.