Bellevue Building Department
WSEC-R 2021 energy code compliance resources for builders and contractors in Bellevue, King County.
Building Department
Bellevue Development Services Permit Center
- Phone
- (425) 452-4898
- Address
- 450 110th Ave NE, Bellevue, WA 98004
- Hours
- M-F 8am-4pm
- Portal
- Online permit portal →
- Notes
- uses MyBuildingPermit.com
Last verified: 2026-04-19
Code environment
Climate Zone
CZ4
Western WA — moderate climate requirements.
Ready to check your compliance?
wsec.ai generates a complete R406 credit summary you can submit with your permit application to Bellevue Development Services Permit Center.
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