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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

Services at DDES

The Department of Development and Environmental Services:

See more about services at DDES:

  • Online services

    Apply for a permit, schedule an inspection, search permits online and more.
  • Permit Center customer service initiatives

    Learn about critical areas staff assistance, generalized technical support, and DDES Web site resources, or to get an overview of services provided at the Permit Center, watch the five-minute video* available for online viewing.

Permit Center services

Click to watch video.  Note:  Video will not play unless Windows Media Player, available for free, has been installed.
Watch this video* (5 min.) for an overview of DDES Permit Center services.

Related links

*To play this video, Windows Media Player is required; see free downloads (external link).