Select online apps from the list at the right. You'll find everything you need to conduct business with us.
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Stay updated on all areas of tax filings and business processes affected by COVID-19
Federal Employee's Withholding Allowance Certificate
Wisconsin Employee's Withholding Exemption Certificate
Request for Taxpayer Identification Number
Pre-Screening Notice and Certification Request for the Work Opportunity Credit
Individual Characteristics Form (ICF)
For employers who offer a health plan to some or all employees.
For employers who do not offer a health plan.
Use our refund tracker to quickly check the status of your refund.
Get more state-specific tax information straight from your state government's website.