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Public Health
Seattle & King County
401 5th Ave., Suite 1300
Seattle, WA 98104

Phone: 206-296-4600
TTY Relay: 711

Toll-free: 800-325-6165

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Public Records Requests

Instructions to submit a Public Records Request

Plumbing and gas piping service fees

If you have any questions about the fee schedule, please call the Environmental Health Services Division at 206-205-4394.

DESCRIPTION
Fees
Plumbing permits:
Base fee, includes 1 fixture/trap
$110
Additional fixture or trap, each
$12
ATMOS vacuum breaker (1-5 ea device)
$10
Over five each device
$5
Pressure type vacuum breaker
$10
Inspections made outside regular working hrs or inspections request for work not covered by permit
Actual cost
Location inspection of factory housing or modular unit, per dwelling or modular unit (plumbing & gas piping)
$20
Additional fixtures installed after factory installation, each
$10

Plumbing permit obtained after work commences for which a permit is required:
Emergency situation
Normal permit fee
Non-emergency situation
Double the normal permit fee
Re-inspection fee, plumbing or gas
$115
Refund for unexpired permit where plumbing work has not begun
Refund all, but $110 of the permit amount
Permit renewal/date extension
Lesser of 1/2 original permit fee or $50

Backflow Prevention Permit:
Base Permit Fee(includes one reduced pressure backflow prevention device or double check valve assembly
$110
Each additional device/assembly
$12
Plumbing Appeal Board application
$100

Gas Piping Permit:
Base fee, includes 1 outlet
$110
($0 if taken out in conjunction with a plumbing permit for an appliance with both plumbing & gas connection)
Additional outlets, each
$12

Corrosion Prevention Construction Permit:
New Installation
$100
Renovation ($1,000 or more value)
$50
Alteration
$15

Corrosion Prevention Annual Operating Permit:
Full Year
$100
New Installations
$8/month for remaining months