To allow employees time to enjoy the holiday season, the Mason County Board of County Commissioners has authorized the following 2014 Holiday Schedule:
The Board of County Commissioners meeting on December 23, 2014 will be
at 9:00 AM rather than 6:00 PM.

All County Offices have been authorized to closed at 3:00 PM on Wednesday, December 24, 2014 and December 31, 2014 - The switchboard will also close at 3:00 PM on those dates with a revised message directing people to the court offices. Offices that are mandated by Washington State Law (Courts) will remain open until 4:30 PM on those days.

All County Offices will be open for business during regular hours on
Friday, December 26, 2014 and January 2, 2015.  
2014 Tax Foreclosure Sale date is January 9th, 2015  
Mason County Washington - Government Information
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Office Hours
8:00 - 4:30 M-F
Building Department Home


426 W Cedar St
Shelton, WA 98584

(360) 427-9670 ext. 352
(360) 427-7798 FAX

Community Development (Building, Fire Marshal and Planning Departments)
no longer has a PO Box.
All mail should be addressed to 426 W Cedar St, Shelton WA 98584.
Building Department

Investigation Report Form
Public Records Request Form
Refund Request Form

Current Code Information
Permit Exemptions

Building Permit Fees & Valuation Table
Building Permit Estimator
Grading Fees

PERMIT PACKAGES (click-n-print)
Residence Permit (new or replacement)
Manufacture Homes (new or replacement)
Demolition Permit
Carport / Deck / Covered Deck (new or replacement)
Garage / Storage
Re-Roof Residence
Re-Roof Commercial
Mechanical Permit
Plumbing Permit
Solar Panel Permit
Window Replacement (size for size only)
Window Replacement (Change in opening size)
Land Modification/Grading Permit

Building Permit
Change in Tenant
Demolition Application
IECC/Washington State Energy Code
Land Modification/Grading Permit
Plumbing & Mechanical Permit
Preinspection Application
Revise Approved Plans/Site plan
Site Plan Application and Information
Small Parcel Stormwater Plan Worksheet
Stock Plan Policy and Application

Special Inspector Authorization Form
Pre-Application Meeting Application

Address Change Notice
Address Posting Requirements
Address Request Form
Private Road Signs
Road Naming Procedure

4' Brace Wall Panel
Alternate Brace Wall Panel
Before You Build Guide
Bulkhead/Retaining Wall detail
Carport/Covered Deck detail
Concrete foundation 4'6"
Concrete foundation 8'
Concrete foundation greater 8'
Concrete retaining wall detail
Concrete slab on grade/mono-slab
Crawl Space venting Policy
Deck, Stair, Landing and Guard Detail
Fence Handout
Lp Tank Handout
Permit Req. & Sub. Specs
Plan Review Checklist Attachment
Pole Building Handout
Portal Frame Panel handout
Shipping Containers as Storage
Stormwater Information
Storage Shed handout
Water in Crawl Space

Design Criteria
Snow load Map

Inspection Process
Request Inspection
Final Inspection Checklist