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Tax Forms Catalog
State Tax Forms
Colorado
Colorado Tax Booklet
IRS Colorado Tax Booklet
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2025-2026 CO Income Tax Filing Guide
(10/29/25)Booklet Includes:Instructions | DR 0104 | Related Forms2025104BOOKFullYear, PartYear and Nonresident IndividualsColorado Individual Income Tax Filing Guide This book includes: DR 0104 2025 Colorado Individual Income Tax Form DR 0104EE...
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2024 CO Income Tax Filing Guide
This document serves as the official Colorado Individual Income Tax Return for the year 2024. It includes detailed instructions for completing the form, various schedules for deductions and credits, and necessary submissions for taxpayers,...
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2023 CO Income Tax Filing Guide
(01/10/23)Booklet Includes:Instructions | DR 0104 | Related Forms104 2022BOOKFullYear, Part Year and Nonresident Individuals Colorado Individual Income Tax Filing Guide This book includes:yyyyyyyyyyyyDR 0104 2022 Colorado Individual Income Tax...
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2019 CO Income Tax Filing Guide
(11/04/19)104BookBooklet Includes: Instructions DR 0104 Related Forms2019FullYear, Part Year and Nonresident Individuals Colorado Individual Income Tax Filing Guide This book includes: DR 0104 2019 Colorado Individual Income Tax Form DR 0104CH...
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2018 CO Income Tax Filing Guide
(11/13/18)104BookBooklet Includes: Instructions DR 0104 Related Forms2018FullYear, Part Year and Nonresident Individuals Colorado Individual Income Tax Filing Guide This book includes: DR 0104 2018 Colorado Individual Income Tax Form DR 0104CH...
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2016 CO Income Tax Filing Guide
(11/18/16) 2016 Full-Year, Part-Year and Nonresident Individuals Form 104 Colorado Income Tax Filing Guide Revenue Online offers a convenient and secure method to e-file your return and access your Colorado Department of Revenue tax information....
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2015 CO Income Tax Filing Guide
(11/16/15) 2015 Full-Year, Part-Year and Nonresident Individuals Colorado Income Tax Filing Guide Revenue Online offers a convenient and secure method to e-file your return and access your Department of Revenue tax information. Using Revenue...
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2011 CO Income Tax Filing Guide
(12/19/11) 2011 Full year, part-year and nonresident individuals Colorado Income Tax Filing Guide 1. Use the enclosed forms and instructions to complete your return. 2. File electronically with Revenue Online, tax software or your tax preparer. Do...
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