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- 520 Bridge Project Application for Sales and Use Tax Deferral (PDF 523.63KB) - Form 81 1022
- Addendum, Agriculture (PDF 579.25KB) - Form 700 307
- Addendum, Architect Firm (PDF 234.99KB) - Form 700 181
- Addendum, Clean Alternative Fuel Passenger Vehicle Leases and Sales (PDF 119.35KB) - Form 41 0121
- Addendum, Commercial Telephone Solicitor (PDF 220.96KB) - Form 700 326
- Addendum, Dairy, Fresh Fruit/Vegetable, and Seafood Manufacturers (PDF 173.07KB) - Form 41 0119
- Addendum, Energy Efficient Commercial Equipment Credit (PDF 431.90KB) - Form 41 0108
- Addendum, Fish Tax (PDF 296.82KB)
- Addendum, For Hire (PDF 287.58KB) - Form 700 200
- Addendum, Limousine Carrier Chauffeur (PDF 257.61KB) - Form 700 205
- Addendum, Local Sales and Use Tax (PDF 232.12KB) - Form 40 0015
- Addendum, Lodging (PDF 288.03KB) - 41 0085
- Addendum, Prepaid Wireless Taxes (911 & 988 Crisis Line) (PDF 213.42KB) - Form 40 2441
- Addendum, Private Investigator Agency/Principal Endorsement (PDF 535.25KB) - Form 700 320
- Addendum, Public Utility Tax
- Addendum, Rental Car Tax (PDF 236.73KB) (2014 through 2025) - Form 40 0027
- Addendum, Rental Car Tax (PDF 236.52KB) (from 2026 onward) - Form 40 0027
- Addendum, Scrap Metal (PDF 231.04KB) - Form 700 189
- Addendum, Sellers of Travel (PDF 253.60KB) - Form 700 322
- Addendum, Underground Storage Tank (PDF 1.42MB) - Form 700 041
- Addendum (and instructions), Vehicle Dealer/Manufacturer (PDF 402.44KB) - 700 182
- Aerospace Credit for Aerospace Product Development Spending for Manufacturing of Commercial Airplanes, Components, or Aerospace Tooling (PDF 373.96KB) (For expenditures made between January 1, 2008 and December 31, 2008) - Form 41 0090
- Aerospace Credit for Aerospace Product Development Spending by Non-Manufacturers (PDF 336.73KB) (For expenditures made between January 1, 2008, and December 31, 2008) - Form 41 0091
- For expenditures made between:
- January 1, 2007 and December 31, 2007 (PDF 120.76KB) - Form 41 0090
- January 1, 2006 and December 31, 2006 (PDF 101.94KB) - Form 41 0090
- July 1, 2005 and December 31, 2005 (PDF 352.13KB) - Form 41 0090
- December 1, 2003 and June 30, 2005 (PDF 295.61KB) - Form 41 0090
- For expenditures made between:
- Aircraft Prototype Refund (PDF 104.08KB) - Form 41 0088
- Airline Companies, Public Utilities Annual Report for Small Domestic (Less Than 10 Aircraft) and Fractional Airplane Companies of Any Size (XLSX 377.48KB) - Form 65 0010
- Affidavit, Non-Resident Out-of-State Vessel Repair (PDF 117.23KB) - Form 32 0047
- Affidavit of Cooperative Housing or Life Estate for Senior Citizens Exemption (DOC 58.00KB) - Form 64 0010
- Affidavit Substantiating Decedent's State of Domicile at Death (PDF 269.05KB) - Form 85 0045
- Agriculture Commodity Shipped to Interstate & Foreign Destinations, Certificate of (PDF 79.03KB) - Form 41 0102
- Agriculture Addendum (PDF 579.25KB) - Form 700 307
- Annual Reconciliation of Apportionable Income - Form 40 2433
- Annual Reports, Public Utility
- Annual Tax Performance Report
- Note: Online filing is required
- If you have questions about filing or need a pdf copy of this report, please call the Taxpayer Account Administration division at 360-705-6210.
- Appeal Petition Manufactured/Mobile Home Parks (DOC 82.50KB) - Form 62 0004
- Appeal Review of Initial Order, Brief Adjudicative Proceeding (PDF 308.56KB) - Form 50 0005
- Appeal - Settlement Offer (PDF 330.95KB) - Form 50 0006
- Applications
- Application and Certification for Extension of Special Valuation on Improvements to Historic Property (PDF 226.18KB) - Form 65 0040
- Application for Refund on Machinery and Equipment for Manufacturing, Research and Development, or a Testing Operation (PDF 103.15KB) - Form 41 0124
- Application for Refund or Credit (PDF 232.26KB) - Form 41 0105
- Approval or Denial of Application for Classification as Designated Forest Land, Notice of (DOC 45.50KB) - Form 62 0049
- Approval or Denial of Application for Classification as Farm and Agriculture Land, Notice of (DOC 46.50KB) - Form 64 0088
- Assessment Roll Correction Agreement Based on a Change of Land Use Designation (DOC 36.00KB) - Form 64 0045
- Assessor's Answer to Personal Property Petition to the County Board of Equalization (DOC 59.00KB) - Form 64 0053
- Assessor's Answer to Petition Appealing Current Use or Designated Forest Land Assessment Valuation or Removal from a Current Use Classification or Forest Land Designation (DOC 72.50KB) - Form 64 0066
- Assessor's Answer to Real Property Petition (DOC 127.50KB) - Form 64 0055
- Assessor's Certificate of Assessment Rolls to County Board of Equalization (PDF 314.40KB) - Form 64 0051
- Assessor's Certificate of Real Property Assessment Roll to County Board of Equalization (PDF 212.25KB) - Form 64 0052
- Assessor's Certificate of Personal Property Roll to County Board of Equalization (PDF 193.82KB) - Form 64 0054
- Assessor's Response to Request for Review of Application Denial for Farm and Agricultural Land Classification and Forest Land Designation (DOC 55.50KB) - Form 64 0062
- (Audit) Pre-Consultation Visit Questionnaire