All State Offices will be closed on Monday, January 19, 2026 for Martin Luther King Jr. Day.

 
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Online Filing Tools

Revenue Online (ROL)

File state taxes and manage your state tax account

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ROL Help

Where's my refund? Check online

Check the status of your state income tax return

Information on Refunds

Check Refund Status

Sales & Use Tax System (SUTS)

State-administered and home rule sales and use tax filing

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Geographic Information System (GIS)

Look up sales and use tax rates by address or map location

Look Up Rates

GIS Help

Tax Resources and Updates