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The Latest

2020 Unemployment Compensation Exclusion

Family Under Unemployment Insurance Umbrella

View our most recent publication to read more about the 2020 Unemployment Compensation Exclusion

2020 Unemployment Compensation Exclusion Information

Income Qualified Senior Housing Income Tax Credit

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See if you qualify for the Senior Housing Income Tax Credit

Senior Housing Income Tax Credit Information

Colorado Child Tax Credit

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New in 2023: A Child Tax Credit for Coloradans

Colorado Child Tax Credit Information

Alternative Transportation Option Tax Credit

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House Bill 22-1026 created a new income tax credit, known as the Alternative Transportation Option Tax Credit

Alternative Transportation Option Tax Credit Information

Rulemaking Announcements

February 24, 2023

Request for Public Input – Qualified Business Income Deduction Addback

The Colorado Department of Revenue, Division of Taxation, is seeking input from the public regarding a draft of the following new rule. The Department has prepared the draft to aid in the process of soliciting public comments.
February 22, 2023

Request for Public Input – Credit for Taxes Paid to Another State

The Colorado Depa
February 22, 2023

Workgroup Meeting - Retail Marijuana Tax

The Colorado Department of Revenue, Division of Taxation, is convening a workgroup meeting to d
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Online Filing Tools

Revenue Online (ROL)

File state taxes and manage your state tax account

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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

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Did you know that DOR has Free Tax Webinars?

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