A.
Generally.
The construction and use of accessory building or structures, except accessory dwelling units (see Section 11.102, Accessory Dwelling Units and the provisions of Table 3.101A, Standard and Alternative Residential Development Standards), are subject to the requirements of this Section.
B.
All Uses.
1.
Timing of Construction.
No accessory building or structure shall be constructed unless the principal building is constructed and connected to utilities or under construction simultaneously with the accessory building or structure.
2.
Attached Accessory Buildings.
Accessory buildings that are structurally attached to a principal building shall conform to all standards that are applicable to the principal building.
3.
Easements.
Accessory buildings and structures shall not be located within easements unless written permission is granted from the owner/operator of the easement and proof of such permission is provided to the City prior to the issuance of permits or clearances for such structures.
5.
Site Plan.
A drawing showing all existing buildings and structures on the lot or parcel of land where the accessory building or structure is proposed to be located shall be submitted with the required building permit application.
6.
Converted semi-trailers, manufactured homes, dumpsters, or similar structures or equipment shall not be used for storage.
In the C-2 and I-1 district, modular shipping containers may be used for storage provided that they are located within the rear yard, outside the boundaries of the Historic Downtown District and are completely screened from view of abutting properties and public rights-of-way by buildings, fences or walls (see Section 11.103, Fences and Walls).
D.
Residential Uses.
1.
Maximum Number.
No more than two accessory buildings or structures shall be constructed on a lot in the R-1, R-2, NC, and NT districts.
2.
Design Standards/or Detached Accessory Buildings or Structures.
a.
[Reserved]
b.
Footprint.
Accessory buildings and structures are counted toward the calculation of impervious surfaces. In addition, no detached accessory building, buildings, or structures shall cover an area that is larger than that covered by the principal building, nor cover more than 30 percent of the required rear yard.
i.
If requested to vary from this regulation, on an individual basis, the City Manager or his designee can administratively approve each individual case.
c.
Setbacks.
i.
Front:
Behind principal building. If requested to vary from this regulation, on an individual basis, the City Manager or his designee can administratively approve each individual case.
ii.
Street Side:
Ten feet from the lot line.
iii.
Interior Side:
Five feet from the lot line provided the roof eave does not extend within three feet of the lot line and:
E.
Nonresidential and Mixed-Uses.
1.
Design Standards for Detached Accessory Buildings or Structures.
a.
[Reserved]
b.
Footprint.
i.
In the C-1, C-2 and PR districts, no detached accessory buildings or structures on a lot shall cover an area that is larger than 25 percent of the footprint of the principal building.
ii.
In the I-1 district, accessory buildings and structures are not subject to a specific maximum footprint. However:
c.
Setbacks.
i.
Front.
No detached accessory building or structure shall be located in a required front yard.
ii.
Sides and Rear.
All accessory buildings and structures shall be:
a.
located within the building envelope in the side or rear yards;
b.
not located in easement areas unless express written permission has been granted by all easement grantees. A copy of such written permission shall be submitted to the Building Official prior to the issuance of permits for such structures.
d.
[Reserved]
e.
Separation from Other Buildings and Structures.
No detached accessory building or structure shall be located closer than six feet to any other building.
2.
Storage and Utility Sheds in C-1, C-2, and PR Districts.
Storage buildings are permitted as accessory structures on lots in the C-1, C-2, and PR districts, if it is demonstrated that:
a.
Storage and utility buildings are used for property maintenance purposes, and not for commercial uses or storage of goods for resale.
b.
[Reserved]
c.
Storage and utility buildings are completely screened from view from abutting properties and public rights-of-way by buildings, fences or walls (see Section 11.103, Fences and Walls).
d.
Storage and utility buildings are located only behind principal buildings.
e.
The floor area of any individual storage or utility building does not exceed 1,500 square feet.
f.
The cumulative floor area of storage and utility buildings does not exceed two percent of the maximum floor area permitted on the lot.
3.
Storage and Utility Buildings in I-1 District.
Storage buildings are permitted as accessory structures on lots in the I-1 district, provided that:
(Ordinance 2015-30 adopted 10/30/15; Ordinance 2017-27 adopted 12/1/17; Ordinance 2018-02 adopted 3/12/18; Ordinance 2025-21 adopted 10/13/2025; Ordinance 2025-22 adopted 10/13/2025)



