Sales Tax -- Instructions and Forms

Sales Tax Return (DR 0100)
Beginning with filing periods starting January 2018, there is a new version of the DR 0100. Please use the correct version of the DR 0100 based on your filing period. 
 
Here are some helpful resources to make Colorado sales tax information easier to understand to increase accurate and timely filings. Also, visit the Sales Tax Basics and FYI Publications on Sales Tax webpages for more tips.
Tax Forms File Links
Retail Sales Tax Return - for filing periods starting January 2018 (due Feb. 20, 2018) and forward
2018
Retail Sales Tax Return - for 2017 filing periods  2017
Retail Sales Tax Return - for 2016 and prior filing periods  2016

Other Sales Tax Forms

Tax Forms
Form Number
Account Changes or Closure
Aviation Fuel Sales Tax Report
Business Application for Sales Tax/Wage Withholding Tax Account
Broadband Equipment - Sales/Use Tax Refund for DR 0137C
Copy of Form Filed -- Request for
Cost of Utilities, excluding tax (restaurants only at end of year) DR 1465
County Lodging Tax Return
Credit Card Payments -- Affidavit for Government Entities
Direct Pay Permit
Electronic Funds Transfer Authorization
Electronic Funds Transfer Program
Exemption -- Affidavit of Exempt Sale DR 5002
Exemption -- Contractor Application for
Exemption -- Electricity and Gas
Exemption -- Electricity and Gas, Industrial
Exemption -- Farm Equipment
Exemption -- Low-Emitting Heavy Vehicles
Exemption -- Machinery and Machine Tools State Sales Tax Exemption Declaration
Exemption -- Machinery/Machine Tools, Purchases
Exemption -- Multi-Jurisdiction
Exemption -- Pine Beetle Wood Certification
Exemption -- Sales Tax
Food Establishment -- Deduction for Gas/Electricity
Interstate Commerce Vehicles -- Sales Tax Refund
License - Sales Tax, Renewal
Local Marketing District Tax Return
Location/Jurisdiction Codes for Sales Tax Filing
Low-Emitting Heavy Vehicles -- Sales and Use Tax Exemption
Motor Vehicle -- Purchase Price
Motor Vehicle -- Sales Tax Exemption
Motor Vehicle Lease -- Sales Tax Paid
Motor Vehicle Loaner -- Sales Tax Paid
Non-Profit Statement
Overweight Vehicle Refund DR 0201
Pine Beetle Wood -- Certification for Exemption
Power of Attorney for Representation (and Tax Information Designation)
Prepaid Wireless E911 Surcharge - for returns September 2016 and forward
Prepaid Wireless E911 Surcharge - for returns August 2016 and prior DR 0526 Prior
Receipt - Standard Sales Tax
Refund, Claim for
Refund, Claim for Tax Paid to Vendors
Rental/Lease Permit
Retail Sales Tax Return -- See the links at the top of this webpage.
 
Sales and Use Tax Reference Guide -- DR 0099 is unavailable currently and is being updated.
DR 0099
Sales Tax License -- Registration
Sales Tax License -- Renewal DR 0594
Sales Tax Form -- Occasional Retail Sales
Sales/Use Tax Refund for Broadband Equipment DR 0137C
Special District Sales Tax Supplement (2018 filing periods) DR 0200--2018
Special District Sales Tax Supplement (2017 filing periods only)
Special District Sales Tax Supplement (2016 and prior filing periods) DR 0200--2016
Special Event Application 
Special Event Sales Tax Return  (filing periods 2017 and prior)
How to File Online
DR 0098
Special Event Sales Tax Return (current filing periods - 2018 and forward)
How to File Online
Tax Rates
Tax Rates -- History of Local Sales/Use Taxes
Tax Status Letter Request
Vehicle Daily Rental Fee Return
Vending Machine Decals Request
Waste Tire Recycling Development Fee on New Tires -- See Colorado Department of Public Health and Environment