Colorado — E-Filer Attachment Form
More about the Colorado Form DR 1778
We last updated Colorado Form DR 1778 in February 2023 from the Colorado Department of Revenue. This form is for income earned in tax year 2022, with tax returns due in April 2023. We will update this page with a new version of the form for 2024 as soon as it is made available by the Colorado government.
Other Colorado Individual Income Tax Forms:
In addition to information about Colorado's income tax brackets, Tax-Brackets.org provides a total of 65 Colorado income tax forms, as well as many federal income tax forms. Here's a list of some of the most commonly used Colorado tax forms:
|Form Code||Form Name|
|Form 104||Colorado Income Tax Return|
|Form DR 0900||Payment Voucher for Individuals|
|Form 104EP||Individual Estimated Income Tax Payment Form|
|Form DR 0102||Deceased Taxpayer - Claim for Refund|
|Form 104CR||Tax Credits for Individuals|
Disclaimer: While we do our best to keep Form DR 1778 up to date and complete on Tax-Brackets.org, we cannot be held liable for errors or omissions. Is this form missing or out-of-date? Please let us know so we can fix it!