Department of Community Development
801 228th Avenue SE
Sammamish, WA 98075
425-295-0500
www.sammamish.us
Single Family Residential Building Permit
Submittal Requirements
This is a guideline to help you understand the requirements for obtaining a
residential building permit. The specific rules and regulations that will apply to
your application will depend on your parcel. This is provided as a guide for your
submittal and will also be used as a basis of review.
NOTE:
A pre-
application meeting is required prior to building permit submittal for the
following project types:
Single Family Residences that exceed 5,000 square feet of development
and/or right-of-way improvements.
Single Family
Residences on property with environmentally critical areas
or critical drainage areas (shoreline, steep slopes, wetlands, etc; see
Chapter 21A.50 SMC)
Non-residential building projects
Multi-Family projects
If a pre-application meeting is required please fill out a project guidance form and
email to permittech@sammamish.us
Apply online at www.mybuildingpermit.com.
Single Family Residential Building Permit Submittal Requirements
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Single Family Building Permit Submittal Application Checklist
This checklist has been designed to provide a brief overview of the City’s submittal
requirements.
Pre-submittal Requirements
Approved King County septic system permit (if applicable)
Certificate of Traffic Concurrency (if applicable)
Water & Sewer Certificate of Water Availability (if applicable)
Required Forms
Affidavit for Single Family Home with Shoreline Jurisdiction
Affidavit of Applicant Status (if applicable)
Affidavit of Contractor Registration (if applicable)
Building Permit Application
Critical Area Affidavit (if applicable)
Development Assistance Considerations Form
Eastside Fire & Rescue Site Plan Review Form
Required Supporting Documents
Critical Areas Studies
Geotechnical Design Report
SEPA Environmental Checklist
Structural Calculations
Washington State Energy Code (WSEC) worksheet (including IRC VIAQ)
Plans and Drawings
Plan sets (Sammamish template coversheet required for new structures)
Site Plan
Construction Stormwater Pollution Prevention Plan (CSWPPP)
When Drainage Review is Required the Following Items May Also Be Required
Technical Information Report or Written Drainage Assessment
Simplified Drainage Plan (use of template is not required) or Engineered Drainage
Plan with Standard Plan Notes
Draft Declaration of Covenant and Grant of Easement (must be recorded prior
to permit issuance)
Exhibits for the Draft Declaration of Covenant and Grant of Easement
Draft Single Family Residential (SFR) Low Impact Development (LID) Stormwater Facility
Information Form
Supporting Documentation (geotechnical report, etc.)
Single Family Residential Building Permit Submittal Requirements
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