City Building Permits

Redmond, WA Building Permit Guide

How to apply for a building permit in Redmond, Washington. Permit authority, application steps, fees, and inspection requirements.

Washington King County Updated March 2026

Permit Authority

All properties within the incorporated City of Redmond.

Department: Development Services Center (DSC)
Address: Redmond City Hall, 2nd Floor, 15670 NE 85th St, Redmond, WA 98052
Phone: 425-556-2495
Email: permits@redmond.gov
Website: https://www.redmond.gov/469/Residential-Permits

Online Permit Portal

Open Redmond Permit Portal / MyBuildingPermit.com

Platform: Redmond Permit Portal + MyBuildingPermit.com • Account required: Yes • Submission: Online only

Additional resources:

Application Process

Determine if your project requires a permit
Prepare documents in PDF format
For in-person submittal, prepare USB drive with PDFs (paper plans NOT accepted)
Submit application online or in-person at DSC
Pay intake fees at counter or online
Staff review process
Permit issuance upon approval

Typical processing time: Over-the-counter (OTC) permits may be issued same day if complete.

Source: Development Services Center (DSC)

General Requirements

A building permit is required for most construction within the City of Redmond.

Required Documents

Completed permit application
Site plan
Construction plans (PDF format on USB drive for in-person)
Project specifications
Architectural plans
Structural plans

Permit validity: Varies by permit type.
Building code: 2021 Washington State Building Code
Contractor requirements: Contractors must hold a valid Washington State L&I registration.

Fees

Payment note: Credit/debit card (Visa, MasterCard, Discover), check, or cash accepted

Fees change. Verify current amounts at the official fee schedule (effective Current).

Work That Does NOT Require a Permit

Sidewalks, driveways, detached decks under 30 inches above grade
One-story detached accessory structures under 200 sq ft
Retaining walls under 4 feet in height (not supporting surcharge)
Window replacement in existing openings (not altering size)
Interior door replacement in existing frames

Important: See Work Exempt from Permit handout for complete list. Verify with DSC before proceeding.

Inspections

How to Schedule

Online permit portal (online)
425-556-2495 (phone)

Inspection hours: Monday, Tuesday, Thursday, Friday: 8:00 AM - 5:00 PM; Wednesday: 10:30 AM - 5:00 PM

Typical inspection sequence: Trade permits must be approved/finaled before building permit can be finaled.

Additional Resources

Building code: 2021 Washington State Building Code
Verify contractor license: WA L&I Contractor Lookup
License lookup guide: Washington Contractor License Requirements
Contract template: Washington Homeowner-Contractor Agreement
Washington hub: Washington Contractor License & Permit Hub

Information on this page was last verified: March 2026. Permit rules and fees change — confirm current requirements directly with the Development Services Center (DSC) before applying.

Need help with your project?

Navigating permits in Redmond can be complicated.

Jaspector connects you with local experts who can review your scope, verify your contractor, and help you understand what permits your project actually needs.

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Important: This page is an educational resource provided by jaspector.com. It is not legal advice, and it does not substitute for official guidance from the permit authority listed above. Permit requirements, fees, and processes change frequently. Always verify current requirements directly with the issuing department before beginning any construction project. Use of this page does not create an attorney-client relationship. Jaspector assumes no liability for any outcomes arising from reliance on this information.

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