Building Permits

Pre-Application Conferences

Effective March 2022: Flood Development Pre-Application Conferences will be held in person 10 am and 11 am Tuesdays on Whidbey Island and Fridays on Camano Island. Virtual conferences are available on either day. All time slots are first-come, first-served.

For information or to schedule a conference, email Vicki Mertins or call her at 360-678-7869.

Island County is Out of Detached Accessory Certificates for the 2023 year - These are Permits for a Second Residence on a Property

To be placed on a waitlist, email Jennifer Bartholomew ( with your name, parcel number and phone number. You will need all application materials ready to submit to be eligible to be placed on this list.

Building Permit Applications

See the Building Permit Applications web page for a full list of downloadable forms.

Building Inspection Requests

  • All Building Inspection requests must be made through the Island County Public Portal
  • All Building Inspection Results are available through your Public Portal account.
  • If you are experiencing issues with your Public Portal account, please contact us at 360-679-7339.
  • The preference for Building Inspection Requests is the Public Portal. If you are having issues and cannot reach us for assistance, you may send your inspection request by email to 

Roof-Covering Projects

Reminder: New and replacement roofing projects require a building permit

Accessory Structure Building Permits

New Single Family Residence (SFR), new Accessory Structure Building Permits and solar racking are now being accepted in person and via our online Public Portal.

Building Permit Submittal Requirements

General Requirements

  • Completed Washington State Energy Code Worksheet.
  • One set/copy of Building Plans (to scale).
  • One set/copy of Engineering and/or Structural Plans if applicable.
  • Plot Plan, no larger than 11-by-17 inches and to a standard engineering scale
  • ​Completed Building Permit Application (In ink w/size 8 font min.)

Single-Family Requirements

  • Address Application
  • Approved Septic Permit/As Built or Applicable Sewer District Connection Cert.
  • Approved Water Availability Verification (WAV) Form
  • Copy of the Approved Access Permit

​New Construction (Garage/Shop etc.) on a Vacant Parcel

Note: Garage/Shop on parcels under 2.5 acres without a residence are restricted to 800 square feet.

  • Approved Access Permit
  • If proposing heat: Washington State Energy Code Worksheet
  • If proposing plumbing: Approved Septic Permit or applicable Sewer District Certificate
  • If proposing plumbing: Copy of the approved Water Availability Verification (WAV)

Building Permit Submittal Forms & Helpful Links

TypeDescriptionLink or Form
AddressAs pending or issued by the Island County Planning DepartmentSite Address Application (PDF)
Approved Access PermitAs issued by the Island County Public Works DepartmentAccess Permit Application (PDF)
Approved "WAV" (Water Availability Verification) Form
(Approved within the Year)
As issued by the Island County Health DepartmentWater Availability Verification (Public WS) (PDF)
Water Availability Verification (Individual Well) (PDF)
As-Built / Approved Septic Permit or Applicable Sewer DistrictAs issued by the Island County Health Department or applicable Sewer DistrictApplication to Construct a Septic System

Holmes Harbor Sewer District

Penn Cove Sewer District
Submitted Land Use Permit
(Pending Approval or Approved)

As issued by the Island County Planning Department
(i.e.; Variances, Clearing and Grading Permits, RUDs, EBEY Design Guidelines / Certificate of Appropriateness, within a Cultural Resources area)
Land-Use Permit

Flood Development Permit Approval
(if within floodplain)
As issued by the Island County Planning and Community Development Department
As of June 2021, a Pre-Application Conference is required prior to submitting a Flood Development Permit; Please call 360-679-7339 to schedule a Flood Development Permit Pre-Application meeting.
FEMA Flood Information

Island County Flood Damage Prevention Ordinance

Flood Development Permit Application (PDF)

FEMA Elevation Certificate (PDF)
Shoreline Approval
(if within 200 feet of Ordinary High Water Mark)
As issued by the Island County Planning Department
Please note: As of December 2020 if the parcel is also within the Flood Zone, a Habitat Assessment requirements for FEMA will be reviewed by the Floodplain Administrator.
Shoreline Environment Designations
Plot/Site Plan (Aerial View)11 inches by 17 inches preferred or legible on smaller paper. Drawn to scale, not to exceed Engineer scale 1 inch = 60 feet, and indicate water / septic lines, tanks, drain field and reserve and any building currently on the parcel and proposed buildings.Plot Plan Example (PDF)

Contractor VerificationIf a Licensed WA State Contractor is not provided, the Owner must sign an Owner Contractor Form.
What is a registered contractor?
Visit WA State Department of Labor and Industries.
Statement of Contractor Verification Form (PDF)
Building Permit Fees 

Estimate the cost of building permit fees.
Please Note: The fee schedule amounts are estimates only and are not to be used as the amount that will be due at the time of building permit submittal.
Building Permit Fee Schedule (PDF)

Building Permit Valuation Schedule (PDF)

Plumbing and Mechanical Permit Fee Schedule (PDF)
Building Stock Plans PolicyDirections to create stock plans. Stock plans are usable for the Building Code cycle they are reviewed with. At the start of a new Building Code cycle, a new stock plan process is required.Building Stock Plans (PDF)
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