23.202.030 Additional Permit Requirements.
A. Residential Additions. See Section 23.502.020.A--Defined Terms ("A" Terms) for residential addition definitions.
1. Permits Required.
(a) In the ES-R district, residential additions require permits as follows:
i. Residential additions up to 10 percent of lot area or 200 square feet, whichever is less: Zoning Certificate.
ii. Major residential additions more than 10 percent of lot area or 200 square feet, whichever is less: Use Permit.
(b) In the R-3, R-S, R-SMU and C-T districts within the Southside Plan boundaries, any residential addition requires a Zoning Certificate.
(c) In all other Residential Districts, residential additions require permits as follows:
i. Residential additions (up to 15 percent of lot area or 600 square feet, whichever is less): Zoning Certificate.
ii. Major residential additions (all other residential additions) AUP.
2. Basis for AUP Decision.
(a) To deny an AUP for a residential addition in all residential districts except for the ES-R district, the review authority must find that although the proposed residential addition satisfies all other Zoning Ordinance requirements, the residential addition would unreasonably obstruct sunlight, air, or views.
(b) To approve an AUP for a residential addition in the ES-R district, the review authority must make the finding in Subsection 23.202.070.H.6--ES-R Environmental Safety-Residential District (Land Use Intensification).
B. Adding Bedrooms.
1. In the R-1, R-1A, R-2, R-2A, and R-3 districts outside of the Southside Plan boundaries, adding a bedroom to a lot requires permits as follows:
(a) Adding a first, second, third, or fourth bedroom to a lot: no permit required.
(b) Adding a fifth bedroom to a lot: AUP.
(c) Adding a bedroom to a lot beyond the fifth: Use Permit.
2. See Section 23.502.020(B) - Defined Terms ("B" Terms) for bedroom definition.
3. In the ES-R district, any alteration to create a new bedroom in a single-family detached home on a single lot requires an AUP. See Section 23.202.070(H)(6) (Land Use Intensification) for required finding.
4. In the R-3, R-S, or R-SMU districts within the Southside Plan boundaries, adding any bedroom to a lot requires a Zoning Certificate.
C. Changes to Nonconforming Structures. See Section 23.324.050--Nonconforming Structures and Buildings for permits required to modify structures that do not conform to setback, height, and other development standards.
D. Accessory Structures. For accessory structure permit requirements, see the following:
1. Section 23.304.060--Accessory Buildings and Enclosed Accessory Structures.
2. Section 23.304.070--Unenclosed Accessory Structures in Residential Districts.
3. Section 23.304.080--Fences. (Ord. 7890-NS §§ 4, 5, 2023: Ord. 7787-NS § 2 (Exh. A), 2021)