Filing Forms
DR 0112 Book - C Corporation Income Tax Booklet (Contains: DR 0112, DR 0112C, DR 0112CR, DR 0112RF, DR 0158C, and DR 0900C)
DR 0112 - C Corporation Income Tax Return (form only)
DR 0112C - Schedule C: Colorado Affiliations Schedule
DR 0112CR - Credit Schedule for Corporations
DR 0112EP - Corporate Estimated Income Tax Worksheet
DR 0112RF - Receipts Factor Apportionment Schedule
DR 0112X - Amended Return for C Corporations
DR 0158-C - Extension of Time for Filing a Colorado C Corporation Income Tax Return
DR 0205 - Tax Year Ending Computation of Penalty Due Based on Underpayment of Colorado Corporate Estimated Tax
DR 0900C - C Corporation Income Tax Payment Form
DR 8453C - This form has been discontinued. The DR 8454 replaces the DR 8453 C for tax year 2022 and forward.
DR 8454 - Income Tax Declaration for Online Electronic Filing
Credit, Subtraction & Deduction Forms
Child Care Contribution
- DR 1317 - Child Care Contribution Tax Credit Certification (Accepted Child Care Centers sorted by city or name)
- DR 1318 - Unlicensed Child Care Organization Registration Application (Registration Information)
- DR 1319 - Child Care Contribution Tax Credit Grandfathered Organization Application (Registration Information)
Contaminated Land Remediation
- DR 0348 - Remediation of Contaminated Land Credit Transfer Schedule
- DR 0349 - Remediation of Contaminated Land Credit Use Schedule
Enterprise Zones
- DR 0078 - Application for Extended Enterprise Zone Tax Credits in Terminated Enterprise Zone Area
- DR 0078A - Pass-Through Entity Enterprise Zone Credit Distribution Report
- DR 1366 - Enterprise Zone Credit and Carryforward Schedule
Gross Conservation Easement
- DR 1305 - Gross Conservation Easement Donor Schedule
- DR 1305E - Gross Conservation Easement Credit Transfer Schedule
- DR 1305F - Gross Conservation Easement Credit Pass-Through Schedule
- DR 1305G - Gross Conservation Easement Credit Use Schedule
Innovative Motor Vehicle
- DR 0617 - Innovative Motor Vehicle Credit &, Innovative Truck Credit
- DR 0618 - Innovative Motor Vehicle Tax Credit - Election Statement (Approved File Format for Electronic Submissions)
Other Forms
- DR 0113 - Rural Jump Start Zone Credit
- DR 0289 - Employer Contributions to Employee 529 Qualified State Tuition Program
- DR 0347 - Child Care Expenses Tax Credit
- DR 0350 - First-Time Home Buyer Savings Account Interest Deduction
- DR 0366 (2023) - Rural & Frontier Health Care Preceptor Credit
- DR 0366 (2022) - Rural & Frontier Health Care Preceptor Credit
- DR 0375 - Credit for Employer Paid Leave of Absence for Live Organ Donation Affidavit
- DR 1316 - Colorado Source Capital Gain Subtraction Affidavit
- DR 1330 - Strategic Capital Tax Credit and Carry Forward Schedule
The forms on this page are fillable and savable (except the instruction booklets). Make sure you protect your personally identifiable information (PII). Do not save completed tax forms on a public device (e.g. at the library, school computer lab, shared work computer, etc.). For more information on identity theft prevention, visit Tax.Colorado.gov/Tax-Fraud-Prevention.