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Forms & publications
Forms
Browse all forms by: name or subject
Top picks
Business license
- Business License Application (PDF)
- Business information change form (PDF)
- Confidential License Information Authorization (CLIA) (PDF)
Tax
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Warning: to protect against the possibility of others accessing your confidential information, do not complete these forms on a public workstation.
Income tax forms
The State of Washington does not have a personal or corporate Income Tax. For federal income tax forms, visit the Internal Revenue Service (IRS).