Colorado Department of Revenue Customer FAQ

Top Answers & How-to Guides

What is Colorado Department of Revenue's Phone Number?

The question we are asked most often is about how to talk to Colorado Department of Revenue customer service. Click here for contact information, email and chat options, getting a live person, wait times and more.

Are there any special tax credits available in Colorado?

Yes, Colorado offers several special tax credits that taxpayers may be eligible for, depending on their individual circumstances. One Another important credit is the Earned Income Tax Credit, which is available to low- to moderate-income working individuals and families. This federal credit can significantly reduce the amount of tax owed and may even result in a refund. Homeowners in Colorado may also benefit from the Property Tax Work-Off Program, which allows certain seniors and individuals with disabilities to receive a property tax credit in exchange for volunteer work within their communities. Additionally, there is the Colorado Innovation Investment Tax Credit. This provides tax relief to individual taxpayers who invest in qualified Colorado-based innovation companies. It is advisable for individuals to review the Colorado Department of Revenue's website for a comprehensive list of available tax credits, as this information is often updated to reflect any changes in legislation or new programs introduced. Furthermore, the Colorado Department of Revenue's resources will offer guidance on eligibility requirements and application procedures for these credits. Please ensure to visit the official website for the most current information....
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Recent Colorado Department of Revenue Customer Questions

If I left out a page of my tax return do I need to refill the complete return?

You typically do not need to refill the entire return if a page was left out. Instead, you can submit the missing page as an amendment or correction, as long as it doesn’t change the overall information significantly. However, it's always best to check the specific requirements for your situation and ensure that your amendment is processed correctly.
Asked Apr 29, 2025 11:23 PM

How do I speak to a live person about my missing refund

For issues regarding your missing refund, you can call the Colorado Department of Revenue's Taxation Division. They provide assistance through their taxpayer helpline during their business hours which are listed on their website. Be prepared to provide your social security number, filing status, and the amount of your refund for identity verification purposes. Please remember peak times may experience high call volumes, so it may be beneficial to call either at the beginning or end of the day.
Asked Mar 18, 2024 2:32 PM

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Tax Filing

What forms do I need to complete for my Colorado state taxes?

For Colorado state taxes, individuals typically need to complete the Colorado Individual Income Tax Return, which is known as Form If you are a business owner or self-employed, your tax obligations may require different forms, such as the Colorado Corporate Income Tax Return (Form 112) for corporations, or additional schedules for partnerships. Also, there are forms specific to certain types of income or tax situations, such as those related to rental income, capital gains, or retirement distributions. It is prudent to visit the Colorado Department of Revenue's website for the most current information on required forms tailored to your circumstances and for any updates on tax laws or forms for the current tax year....

What is the deadline to file state taxes in Colorado?

The deadline to file state taxes in Colorado generally coincides with the federal tax deadline, which is typically April 15 of each...

Can I e-file my Colorado state tax return?

Yes, individuals can e-file their Colorado state tax return. The Colorado Department of Revenue provides access to electronic filing...

What is the process to amend a Colorado tax return?

To amend a Colorado tax return, individuals need to follow a specific process as outlined by the Colorado Department of Revenue. First, Once the need for an amendment is established, the individual should use the appropriate form. For Colorado, this typically involves completing the DR 0004 form, which is the Colorado Amended Income Tax Form. It is essential to ensure that the form is filled out accurately, addressing the specific changes being made. Before submitting the amended return, individuals should refer to their original tax return to understand the correct figures they need to adjust. It may be helpful to prepare a summary of the changes, as this can expedite the review process. Additionally, if the amendment pertains to a specific year, it should be clearly indicated on the form. After completing the amended return, individuals can submit it to the Colorado Department of Revenue by mail. Unlike the original return, amended returns cannot be submitted electronically for the state of Colorado. Therefore, it is advisable to send the form via certified mail to ensure proper delivery. Individuals should also keep copies of all submitted documents, including any supporting documentation that justifies the changes made in the amendment. Once submitted, it takes time for the Colorado Department of Revenue to process the amendment, and individuals should await confirmation of any adjustments or refunds. For the latest information regarding amendment processing and requirements, the Colorado Department of Revenue website can provide helpful guidance....

Tax Rates and Deductions

What is the sales tax rate in Colorado?

The sales tax rate in Colorado is currently set at 2.9 percent. However, it is important to note that this state-level tax can be supplemented...

Are there any exemptions or deductions available for Colorado state taxes?

Yes, there are several exemptions and deductions available for Colorado state taxes that taxpayers may take advantage of. The Colorado One key exemption is for certain types of retirement income. Taxpayers aged sixty-five and older may be eligible for a retirement income exemption, which allows a portion of their retirement income to be exempt from state taxation. This is particularly beneficial for seniors living on fixed incomes. Additionally, Colorado provides a standard deduction, which is automatically applied for taxpayers when they file their state income tax returns. Another important aspect to consider is the availability of itemized deductions. Taxpayers may choose to itemize deductions rather than claiming the standard deduction if their itemized deductions exceed that amount. Common itemized deductions in Colorado include medical expenses, mortgage interest, state and local taxes, and charitable contributions. These deductions can be determined based on federal guidelines but must be adjusted for state tax purposes. Furthermore, taxpayers should be aware of deductions related to specific expenses such as educational costs. Colorado allows certain deductions for tuition and fees paid for higher education. For the most accurate and personalized information regarding exemptions and deductions, it is advisable to consult the Colorado Department of Revenue's official website, as it provides detailed guidance and updates on available tax benefits. Overall, understanding these options can significantly enhance tax planning and savings for Colorado taxpayers....

Are there any special tax credits available in Colorado?

Yes, Colorado offers several special tax credits that taxpayers may be eligible for, depending on their individual circumstances. One Another important credit is the Earned Income Tax Credit, which is available to low- to moderate-income working individuals and families. This federal credit can significantly reduce the amount of tax owed and may even result in a refund. Homeowners in Colorado may also benefit from the Property Tax Work-Off Program, which allows certain seniors and individuals with disabilities to receive a property tax credit in exchange for volunteer work within their communities. Additionally, there is the Colorado Innovation Investment Tax Credit. This provides tax relief to individual taxpayers who invest in qualified Colorado-based innovation companies. It is advisable for individuals to review the Colorado Department of Revenue's website for a comprehensive list of available tax credits, as this information is often updated to reflect any changes in legislation or new programs introduced. Furthermore, the Colorado Department of Revenue's resources will offer guidance on eligibility requirements and application procedures for these credits. Please ensure to visit the official website for the most current information....

Tax Payments and Refunds

What are the penalties for late payment or filing of state taxes in Colorado?

In Colorado, the penalties for late payment or filing of state taxes can vary based on the specific circumstances. When an individual For failure to pay the taxes owed by the original due date, a separate penalty of one percent of the unpaid tax is applicable for each month the payment is overdue until the entire tax due is paid. It is important to note that these penalties can accumulate quite quickly and increase the overall financial burden on the taxpayer. Additionally, interest accrues on unpaid tax amounts at a rate specified by the Colorado Department of Revenue. This interest is calculated on a daily basis and can further increase the amount owed over time. Taxpayers should make every effort to file their returns on time and pay any taxes due to minimize penalties and interest. For the most accurate and up-to-date information regarding penalties, taxpayers are encouraged to visit the Colorado Department of Revenue's official website, which provides comprehensive resources and guidelines....

How can I check the status of my tax refund?

To check the status of a tax refund in Colorado, an individual can visit the Colorado Department of Revenue's official website. They...

How do I establish a payment plan for unpaid state taxes?

To establish a payment plan for unpaid state taxes in Colorado, it is recommended to first gather all relevant information regarding...

Taxpayer Assistance

What should I do if I receive a notice from the Colorado Department of Revenue?

Receiving a notice from the Colorado Department of Revenue can be concerning, but there are steps you can take to address the situation Once you have a clear understanding of the notice, the next step is to gather any relevant documentation you may need. This might include tax return copies, payment records, or any communications related to the issue. It is important to ensure you have all necessary documents at hand to provide a thorough response if required. If the notice requires a response, you should follow the instructions outlined in the document. This may involve sending a written explanation, making a payment, or submitting additional information. It is important to adhere to any specified deadlines to avoid potential penalties. For more guidance, you may want to refer to the Colorado Department of Revenue official website. There, you will find additional resources and information that can help clarify your situation further. If you are unsure about how to proceed, the website may also provide contact information for specific inquiries related to your notice. It is always best to stay informed and act promptly....

Is there assistance available for taxpayers with disabilities or special needs?

The Colorado Department of Revenue is committed to providing assistance to all taxpayers, including those with disabilities or special Furthermore, the Colorado Department of Revenue ensures that their offices and services comply with accessibility standards under the Americans with Disabilities Act. Taxpayers can find helpful resources and information specifically tailored for individuals with disabilities on their official website. It is advisable to explore the current web page for detailed information about the programs available, including tax credits, assistance, and how to access these services. This enables all taxpayers, regardless of their circumstances, to receive the support they need in fulfilling their tax obligations....
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