All State offices will be closed on Monday, February 17, in observance of Presidents' Day.

 
Where's my refund?
Get in the know when it comes income tax returns!
Read more about
Where's my refund?
Simplifying Sales and Use Tax
Make taxes less taxing with SUTS
Read more about
Simplifying Sales and Use Tax
0

Home

(Para ver la información en español, utilice el traductor automático en la parte superior derecha de la página.)

Common Tax Topics

Changes for Pass-Through Entities for 2024

Picture of Elk in Colorado Mountains

House Bill 23-1277 made several changes for pass-through entities for tax years 2024 and later. These changes resulted in the elimination of form DR 0108 and affected nonresident composite returns and form DR 0106K.

Changes for Pass-Through Entities Information

Tax Fraud Prevention

Scan Alert Fraud Tax Tips

View our most recent publication to read detailed information regarding fraud prevention tips for this tax season. 

Tax Fraud Prevention Tips

Colorado Child Tax Credit

Child Tax Credit written on sticky note next to mother and child cut outs

New in 2023: A Child Tax Credit for Coloradans. Colorado Residents who qualify for the Federal Child Tax Credit may also qualify for a refundable State Credit.

Colorado Child Tax Credit Information

Rulemaking Announcements

The Colorado Department of Revenue, Division of Taxation, is seeking public input regarding a draft of the following new rule. The Department has prepared the draft below to aid in the process of soliciting public comments.
The Colorado Department of Revenue, Division of Taxation, is hosting a workgroup meeting to discuss the promulgation of a new rule regarding the sales tax treatment of mainframe computer access. The Department has prepared the draft rule below to aid in the process of soliciting public comments.
The Colorado Department of Revenue, Division of Taxation, is hosting a workgroup meeting to discuss the promulgation of new and revised income tax rules regarding advance payments of the electric bicycle tax credit and the innovative motor vehicles and trucks tax credits. The Department has prepared the draft rules below to aid in the process of soliciting public comments.

Online Filing Tools

Revenue Online (ROL)

File state taxes and manage your state tax account

Visit ROL

ROL Help

Sales & Use Tax System (SUTS)

State-administered and home rule sales and use tax filing

How To Get Started

Log In

Geographic Information System (GIS)

Look up sales and use tax rates by address or map location

Look Up Rates

GIS Help

Did you know that DOR has Free Tax Webinars?

Sign Up to Learn More

 
/sites/tax/files/styles/max_1920/public/Hands%20Holding%20Tablet%20-%20Webinar%20-%20Compressed.png