The OS-1 Office Service Districts are designed to accommodate office uses, office sales uses, and certain basic personal services. These use districts, when not part of a shopping center or other business district, are intended to serve the function of land use transition between business districts and adjacent residential districts.
The following regulations shall apply in all OS-1 Districts, and no building, structure or premises except as otherwise provided in this chapter shall be erected, altered, or used except for one or more of the following uses:
A. 
Professional offices.
[Amended 1-7-2013 by Ord. No. 308]
B. 
Medical offices, including clinics.
C. 
Banks, credit unions and savings and loan associations.
D. 
Art shops, photographic studios, and interior decorating studios.
E. 
Publicly owned buildings, public utility exchanges, and public utility offices, but not including storage yards, transformer stations, substations, or gas regulator stations.
F. 
Personal services establishments, including barbershops, beauty shops and health salons.
G. 
Other uses similar to those listed above.
H. 
Accessory structures and uses customarily incident to any of the above uses.
Business uses such as pharmacies, stores which supply corrective garments or bandages, optical services, office supplies and office service establishments shall be permitted subject to the following conditions:
A. 
Such uses shall be clearly accessory to a principal use or uses permitted in this district.
B. 
The floor area devoted to accessory business uses shall be no greater than 10% of the usable floor area devoted to office use on the zoning lot.
A. 
No interior display shall be visible from the exterior of the building, and the total area devoted to display, including both the objects displayed and the floor space set aside for persons observing the displayed objects, shall not exceed 25% of the usable floor area of either the first or second story, or in the basement.
B. 
The outdoor storage of goods or materials shall be prohibited.
C. 
Warehousing or indoor storage of goods or materials, beyond that normally incidental to the uses permitted in this article, shall be prohibited.