Plumbing and gas piping offices

SEATTLE

Department of Planning and Development (DPD)
Seattle Municipal Tower, 20th floor
700 Fifth Ave [ MAP ]
Seattle, WA 98104

Phone: 206- 296-1175
Fax: 206-296-0189

Inspection request line: 206-205-0935
Permit hours (The permit counter is located on the 20th floor):
- Monday, Wednesday and Friday: 8:00 AM to 5:00 PM
- Tuesday and Thursday: 10:30 AM to 5:00 PM
- NOTE: The counter is closed daily from 12:00 pm to 1:00 pm for lunch

BLACK RIVER (RENTON)

900 Oakesdale Ave. SW, Suite 100 [ MAP ]
Renton, WA 98057

Phone: 206-296-4932
Fax: 206-296-4919

Inspection request line is 206-205-0935
Permit hours are 7:00 am to 5:00 pm, on Monday, Tuesday and Wednesday and 9:00 am to 5:00 pm on Thursday.

Applications, permits and inspections

Plumbing codes and related information

Gas piping codes and related information

All information is general in nature and is not intended to be used as a substitute for appropriate professional advice. For more information, please call 206-296-4600 (voice) or TTY Relay: 711 or toll-free, 800-325-6165. Mailing address: 401 5th Ave., Suite 1300, Seattle, WA 98104 or click here to email us. Because of confidentiality concerns, questions regarding client health issues cannot be responded to by e-mail. Please read the Notice of Privacy Practices. For more information, contact the Public Health Privacy Office at 206-205-5975.

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