In Special Coastal Risk Districts, residential uses shall be permitted as follows:

1. In Special Coastal Risk Districts 1 and 3, residential uses shall be limited to single-family detached residences.
2. In Special Coastal Risk District 2, residential uses shall be limited to single- or two-family detached residences.
3. In Special Coastal Risk District 4, residential uses shall be permitted as follows:
   1. for zoning lots with a lot area of less than 3,000 square feet, residential uses shall be limited to detached or semi-detached single-family residences; and
   2. for zoning lots with a lot area of 3,000 square feet or more, residential uses shall be limited to detached or semi-detached single- or two-family residences.
4. In Special Coastal Risk District 5, residential uses shall be permitted as follows:
   1. in R3A and C3A Districts, residential uses shall be limited to single-family detached residences; and
   2. in R4-1 Districts:
      1. for zoning lots with a lot width of less than 25 feet, residential uses shall be limited to single-family detached residences; and
      2. for zoning lots with a lot width of 25 feet or more, residential uses shall be limited to single- or two-family detached residences.
5. In all Special Coastal Risk Districts, there shall be no qualifying residential sites, qualifying senior housing or ancillary dwelling units.

The inclusion of accessory residential uses shall not be precluded by the provisions of this Section.