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Sales Tax
File Sales Tax, find forms, pay Sales Tax, manage your Sales Tax account/license
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Each tax type has specific requirements regarding how you are able to pay your tax liability. Learn more about each tax type and how to pay them.
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This website, brought to you by the Colorado State Treasurer's Office, will show you an approximation of how much you pay in state taxes and where your tax dollars go.
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File your individual income tax return, submit documentation electronically, or apply for a PTC Rebate.
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Colorado's free, one-stop site for filing your taxes, managing your account and checking the status of your refund.
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Sign up for our free email subscription service to receive alerts when new tax information is available.
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With information on your personal Colorado vehicle use, Your CDOT Calculator will approximate how much you contribute annually in taxes and fees to support the transportation system you use. It also shows how CDOT uses that revenue to maximize each dollar spent on the state’s highway system.
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Individuals can track their tax refund using Revenue Online. The Department of Revenue offers step-by-step instructions on how to do this, as well as other resources regarding refunds.
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The Work Opportunity Tax Credit (WOTC) is a federal tax credit that encourages employers to hire targeted groups of job seekers. WOTC can reduce employer federal tax liability by as much as $2,400 to $9,600 per new hire.
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The Colorado Department of Revenue offers an Electronic Funds Transfer (EFT) tax payment service. You may use EFT to pay more than 50 types of business and personal tax liabilities.
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Transparency and accountability to state citizens is a hallmark of good government.
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The Collections section of the Department of Revenue Taxation Division provides resources on paying a debt owed to the state of Colorado.
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The Governor's dashboard provides a summary of how we are progressing on the Governor’s vision of reducing the high cost of living in our state, and creating a Colorado where everyone has an opportunity to succeed.