Skip to main content
Department of Revenue - Taxation
  • English
  • Español (Spanish)
  • አማርኛ (Amharic)
  • العربية (Arabic)
  • 简体中文 (Chinese, Simplified)
  • Français (French)
  • Deutsch (German)
  • 한국어 (Korean)
  • Русский (Russian)
  • Tagalog (Tagalog)
  • Tiếng Việt (Vietnamese)
    • All resources for individuals
    • Where's my refund?
    • TABOR
    • File income taxes
    • Payments
    • I got a letter in the mail
    • Credits & Rebates
    • Estates & Trusts
    • Severance Tax
    • Consumer Use Tax
    • Charities & Nonprofits
    • Tax Fraud Prevention
    • Businesses
    • Start a business in Colorado
    • Sales & Use Tax
    • Business Income Tax
    • Withholding Tax
    • Excise Taxes
    • Charities & Nonprofits
    • SALT Parity
    • I got a letter in the mail
    • New Business
    • All Training Materials
    • Individual income tax help
    • Online services assistance
    • Sales & Use tax questions
    • Employee wage withholding guidance
    • Special event sales tax information
    • Resources for tax professionals
    • Tax Guidance Publications
    • Tax Help Videos
    • Tax Tips
    • Webinars
  • Forms
  • Contact Us
  1. Home
  2. Forms

Forms By Tax Type

Select an option below to download or print PDF forms for that tax type. For information on how to file online, go to the Online Services page.

Forms In Number Order
Business Income Tax
Cigarette, Nicotine & Tobacco Products
Fiduciary Income Tax
Fuel Tax
Individual Income Tax
International Fuel Tax Agreement (IFTA)
Liquor Tax
PTC Rebate
Sales & Use Tax
Severance Tax
Withholding Tax
Return to top

Tax Resources

  • Due Date Guide
  • Sign Up for Email Reminders
  • Individual Income Tax Glossary
  • A-Z Directory
  • Tax Policy & Rules

Related Sites

  • Colorado Department of Revenue (CDOR)
  • Careers at CDOR

Know Your Rights

  • File a Colorado Tax Protest
  • ADA Digital Services Request
  • CDOR Privacy Notice
  • Escalate to Citizens’ Advocate
  • File a Discrimination Complaint

Contact Us

  • Call one of our Tax Centers
  • Visit us at a Service Center
  • Help us improve

Copyright © 2026 State of Colorado

Accessibility Financial Transparency Data Terms Privacy