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DDES
900 Oakesdale Ave. SW
Renton, WA 98057-5212

Map

Phone:  206-296-6600
TTY Relay:  711

Service Center hours:*
Monday to Thursday,
7 a.m. - 5 p.m.;
Closed on Friday

* Read more about DDES hours

Additional detail on King County Codes

Public Rules 

Code Interpretations

Regulatory Review Committee (RRC)

Form-Based Code project

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