Note: If you have questions about or would like to file a code violation complaint, please see Code Enforcement.

This section provides information about the various codes that regulate building and land uses in the City of Redmond. These include building codes, the Redmond Municipal Code, fire codes, the Zoning Code and Redmond Comprehensive Plan. The Document Library has some of the same information, and is also a good reference page.

Building Codes

The City of Redmond does not have its own Building Code. The Washington State Building Code Council determines, through legislative action, which building codes will be used by the local jurisdictions throughout the State of Washington. The following are the current National and WAC applicable construction codes, regulations, and local amendments. PDF copy of the current codes and design requirements.


For additional information on the Washington State Building Codes or to download the Washington State Amendments, go to the Washington State Building Code Council  website.

For additional information on the Washington State Electrical Code amendments or to download a copy, go to the Department of Labor & Industries Electrical Section website.  

City of Redmond Design Requirements

• Design Wind Speed: 110mph – Per IBC Fig. 1609 A, risk category II
• Ground Snow Load: 15 psf (snow drift per ASCE 7-10)
• Rain on Snow Surcharge: 5 psf added to flat roofs per (ASCE 7-10;7.10) 
• Rainfall: 1”/hr for roof drainage design
• Frost Line Depth: 12”
• Soil Bearing Capacity: 1500 psf unless a Geotechnical report is provided (IBC Table 1806.2)

City of Redmond Local Amendments and Regulations

• Chapter  15.06 - Fire Code
• Chapter  15.08 – Building Code
• Chapter  15.10 – Property Maintenance Code – Repeated by Ord. 2729
• Chapter  15.12 – Electrical Code
• Chapter  15.14 – Mechanical Code
• Chapter  15.16 – Plumbing Code
• Chapter  15.18 – Energy Code
• Chapter  15.22 – Moving Buildings
• Chapter  15.24 – Clearing, Grading, and Stormwater Management      

Comprehensive Plan

National Codes

Washington State Amendments

Fire Codes and Standards

Redmond Zoning Code