A. A nonconforming use may be continued or enlarged provided that it conforms with the requirements of this chapter.

B. Nonconforming single-family residences may be replaced with a single-family residence of a larger size; provided, that the replacement does not exceed setback and parking requirements. This subsection is subject to the limitations of Section 17.92.050 for abandonment.

C. When a nonconforming single-family residence is replaced in a zone without setback requirements, the setbacks applicable to the single-family residential zoning district shall apply.