Colorado DOR Forms
Browse source-backed colorado dor forms with fillable PDF workflows, official source links, and filing context for common document tasks.
Use current Colorado DOR forms
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Filing checklist
- Confirm the current Colorado DOR form edition before filing.
- Review official instructions for fees, deadlines, signatures, and submission channels.
- Keep a copy of the completed PDF and any official confirmation or receipt.
22 Colorado DOR Forms
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Colorado DR-0100(2023)
Colorado Retail Sales Tax Return
Colorado retail sales tax return for businesses collecting and remitting state sales tax.
Colorado DR-0104(2023)
Colorado Individual Income Tax Return
Colorado individual income tax return for full-year and part-year residents. The primary form for filing Colorado state income taxes.
Colorado DR-0104AD(2023)
Subtractions from Income Schedule
Colorado schedule for claiming subtractions from federal taxable income on the DR-0104.
Colorado DR-0104AMT(2023)
Colorado Alternative Minimum Tax Computation Schedule
Colorado schedule for computing alternative minimum tax liability for individuals.
Colorado DR-0104CH(2023)
Voluntary Contributions Schedule
Colorado schedule for making voluntary contributions to qualifying charitable organizations through the tax return.
Colorado DR-0104CR(2023)
Individual Credit Schedule
Colorado schedule for claiming individual income tax credits on the DR-0104.
Colorado DR-0104PN(2023)
Part-Year/Nonresident Tax Calculation Schedule
Colorado schedule for part-year residents and nonresidents to calculate Colorado income tax.
Colorado DR-0104US(2023)
Consumer Use Tax Reporting Schedule
Colorado schedule for reporting consumer use tax owed on purchases where sales tax was not collected.
Colorado DR-0104X(2023)
Amended Colorado Individual Income Tax Return
Colorado amended individual income tax return for correcting previously filed DR-0104 returns.
Colorado DR-0105(2023)
Fiduciary Income Tax Return
Colorado fiduciary income tax return for estates and trusts required to file in Colorado.
Colorado DR-0106(2023)
Partnership/S Corporation/Composite Filing Return
Colorado partnership and S corporation income tax return, also used for composite filing.
Colorado DR-0106CR(2023)
Pass-Through Entity Credit Schedule
Colorado credit schedule for pass-through entities to claim credits on DR-0106.
Colorado DR-0106EP(2023)
Composite Nonresident Estimated Tax Payment
Colorado estimated tax payment voucher for composite nonresident filers.
Colorado DR-0107(2023)
Nonresident Partner or S Corporation Shareholder Agreement
Colorado agreement form for nonresident partners or S corporation shareholders regarding Colorado tax.
Colorado DR-0112(2023)
C Corporation Income Tax Return
Colorado C corporation income tax return for corporations doing business in Colorado.
Colorado DR-0112 (2024)(2024)
C Corporation Income Tax Return
Colorado C corporation income tax return for the 2024 tax year.
Colorado DR-0158-C(2023)
Extension Payment Voucher for C Corporation
Colorado extension payment voucher for C corporation income tax filers requesting additional time to file.
Colorado DR-0158-I(2023)
Extension Payment Voucher for Individual
Colorado extension payment voucher for individual income tax filers requesting additional time to file.
Colorado DR-0204(2024)
Estimated Income Tax Payment Voucher
Colorado estimated income tax payment voucher for individuals making quarterly estimated payments.
Colorado DR-0900(2023)
Individual Income Tax Payment Voucher
Colorado payment voucher for submitting individual income tax payments.
Colorado DR-0900C(2023)
C Corporation Income Tax Payment Voucher
Colorado payment voucher for submitting C corporation income tax payments.
Colorado DR-0900F(2023)
Fiduciary Income Tax Payment Voucher
Colorado payment voucher for submitting fiduciary (estate/trust) income tax payments.