State Sales Tax

Colorado Sales Tax Guide for eCommerce Businesses

Colorado Sales Tax Guide for eCommerce Businesses

Sales Tax eBook

Contact Us

Colorado's Sales Tax Authority

State Phone Information

303-238-7378

Member of the Streamlined Sales Tax Governing Board?

No

Tax percent range for remote sellers in Colorado

2.9% to 11.2%


The information on this page is for reference only and should not be used as legal or tax advice. If you are concerned about your sales tax obligations it is advised to hire a professional.

This Page was last updated: December 2021

State's Map

Do you need to collect sales tax in Colorado?

If you have nexus in Colorado you will need to first register, then collect and remit sales tax. There are two main ways that sellers can have nexus: physical or economic.

Physical nexus - A seller physical/ tangible presence in the state.
Economic nexus - A remote seller (no physical presence) passes the threshold tor total revenue or number of transactions.

Does Colorado charge sales tax on shipping?

Yes

Do you have physical nexus in Colorado?

A seller has physical nexus in Colorado if they have any of the following:

An office, distributing house, sales room or house, warehouse, or other place of business
Independent contractors or other representatives in the state soliciting business

Do you have economic nexus in Colorado?

Colorado's Economic Nexus Sales Threshold

$100,000

Economic Transactions Threshold

N/A

Economic Nexus Evaluation Period

Either Current or Previous Calendar Year

Economics Nexus Effective Date

Colorado's effective date for sales tax is December 1, 2018. There is a grace period, extending the time to May 31, 2019. The grace period applies if the seller has not registered as of Dcember 1, 2018, subject to notice and reporting.

What types of sales are included in Colorado's Economic Nexus Sales Threshold?

Retail sales are included.

Marketplace sales made by individual sellers are excluded from the threshold.

How does Colorado treat exempt transactions when calculating economic nexus?

Exempt sales and exempt services are included in the threshold.
Wholesale sales are not included.

Does Colorado have a Marketplace Facilitator Law?

Yes, Marketplace Facilitators are required to collect and remit sales tax on behalf of sellers on their platform.

Filling Sales Tax

When are Returns Due?

Colorado sales tax returns are always due the 20th of the month following the reporting period. If the filing due date falls on a weekend or holiday, sales tax is generally due the next business day

How often are Sales Tax Returns filed?

Monthly, Quarterly or Yearly
This period is determined by the state typically by assessing your volume of sales in the state.

 Options for filing sales tax returns:

Online - Use the Colorado Department of Revenue website to file online
Mail - Use form DR-0100 to file by mail
eSenshi-File - Let us fight your tax battle, we always win! Check out our sales tax services here.

Let us fight your sales tax battles

Get a complete solution to sales tax from audits to filings, get complete tax compliance security with eSenshi

View Sales Tax Services
Share by: