Businesses

File & Pay

• File a Return
• Make a Payment
• Payment Plan
• Who Must Make Electronic Payments
• Tax-Prep Software

Business Registration

• How Do I Register?
• Register now using MyTax Illinois
• Register for a Bingo, Pull Tabs, or Charitable Games License
• Apply for or Renew a Sales Tax Exemption Number
• Apply for a Direct Pay Permit
• Verify a Registered Business

Manage Your Account

• Login to your MyTax Illinois Account
• Update your Information
• Check your Motor Fuel Refund
• Close your Business

Tax Information

• Abusive Tax Avoidance Transactions
• Certificate of Resale
• Charity Gaming Taxes
• Current Interest Rate
  
• Fairs, Festivals, Craft Shows
  
• IL-2848, Power of Attorney
• Non-Profit Organizations
• Obtaining a Copy of a Tax Return
• Prepaid Sales Tax Motor Fuel Rates
• Tax Types
• Tax Rate Database
• Voluntary Disclosure Program
  

Other Useful Resources

• Audit Information
• Collection Information
• Employment Security (Unemployment)
• Internal Revenue Service (IRS) Site
• Other Helpful Links
• Other State's Sites
• What are my Rights?