City of Spokane

Spokane Municipal Code

***Note: Many local criminal codes can now be located under Chapter 10.60 SMC while others are now cited under the Revised Code of Washington (RCW), which was incorporated into the municipal code in 2022. (See SMC 10.58.010). Code Enforcement, including Noise Control and Animal Regulations are located in Chapters 10.62 through 10.74.

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Title 17C
Chapter 17C.120
Section 17C.120.280
 

Title 17C Land Use Standards

Chapter 17C.120 Commercial Zones

Section 17C.120.280 Additional Requirements in the NMU Zone
  1. Purpose.
    These standards encourage new mixed-use and residential development in the NMU zone when substantial new development occurs in these areas.
     
  2. Applicability.
    The standards of this section apply in the NMU zone.
     
  3. New Development.
    Up to ten thousand square feet of new nonresidential development is allowed outright per site without any required residential uses. Where new nonresidential development exceeds ten thousand square feet per site at least one square foot of residential development is required for each additional square foot of retail sales and service, office, or manufacturing and production uses over ten thousand square feet. When residential floor area is required, all residential units shall meet the minimum size requirements of the building code.
     
  4. Residential Uses.
    Residential uses are allowed and not subject to any floor area ratio limitations.
     
  5. Conversion of Residential Floor Area.
    Conversion of residential floor area to retail sales and service, office or manufacturing and production uses is allowed if, after conversion, there is at least one square foot of residential floor area for each square foot of these nonresidential uses.
  6. Building Additions.
    Building additions are allowed as follows:

    1. One to One Ratio Not Required.
      If the addition will increase the floor area on the site by two thousand five hundred square feet or less or, after construction, the total floor area for retail sales and service, office, or manufacturing And production uses is ten thousand square feet or less, construction of at least one square foot of residential floor area for each square foot of these nonresidential uses is not required.

    2. One to One Ratio Required.
      If the addition will increase the floor area on the site by more than two thousand five hundred square feet and after construction, the total floor area in retail sales and service, office, or manufacturing and production uses is more than ten thousand square feet, construction of at least one square foot of residential floor area for each new square foot of these nonresidential uses is required. When residential floor area is required, all residential units shall meet the minimum size requirements of the building code. The relationship between nonresidential building size and the required amount of new residential construction is shown in Table 17C.120.280-1.

Table 17C.120.280-1
Residential Construction Requirement for Building Additions

 

Nonresidential Building Addition
Less Than
2,500 Square Feet

Nonresidential Building Addition
Greater Than
2,500 Square Feet

Square Feet of
New Residential Construction
Required

Nonresidential Building Size After Addition Less than 10,000 square feet

Yes

Yes

None

More than 10,000 square feet

Yes

 

None

More than 10,000 square feet  

Yes

One square foot of residential per square foot of nonresidential addition over 2,500 square feet

Date Passed: Tuesday, May 31, 2005

Effective Date: Wednesday, July 6, 2005

ORD C33636 Section 1