Get Co Dor 104 2024-2026

The CO DoR 104 is the Colorado Individual Income Tax Return form essential for residents to report their income and calculate their tax obligations. This guide provides clear, step-by-step instructions on how to fill out the form online, ensuring a thorough understanding of each section and its requirements.

Follow the steps to complete your CO DoR 104 online.

1. Press the ‘Get Form’ button to obtain the CO DoR 104 form and access it in the editor.
2. Enter your residency status. Choose between Full-Year, Part-Year or Nonresident, and if applicable, provide information regarding your time abroad.
3. Fill out the taxpayer information section. Provide your last name, first name, middle initial, date of birth, and either your Social Security Number (SSN) or Individual Taxpayer Identification Number (ITIN).
4. Complete the section regarding your current driver license or state identification card. Enter the state of issue, the last four characters of the ID number, and the date of issuance.
5. If filing jointly, provide your spouse’s details, including their last name, first name, middle initial, date of birth, and SSN or ITIN.
6. Fill out your contact information, including your mailing address, phone number, city, state, and ZIP code. Include foreign country details if applicable.
7. Provide information about your dependents. You can list up to five dependents, including their names, Social Security Numbers (SSNs) or ITINs, dates of birth, and if they are deceased.
8. Report your Federal Taxable Income and make necessary additions to your Federal Taxable Income based on the guidelines, filling in the appropriate fields.
9. Calculate Colorado Subtractions and complete any required fields for tax credits by following the instructions provided for each line item.
10. Review all entries for accuracy. Ensure there are no errors or missing information to avoid delays.
11. Save your changes, then download, print, or share the completed form as needed.

Complete your CO DoR 104 form online today to ensure timely filing of your income tax return.