(1) A local government, including a law enforcement agency, shall not maintain a list or other form of record or database of: (a) Persons who purchase or exchange firearms or who leave firearms for repair or sale on consignment; (b) Persons who transfer firearms, unless the persons are federally licensed firearms dealers; (c) The descriptions, including serial numbers, of firearms purchased, transferred, exchanged, or left for repair or sale on consignment.1
How old do I need to be to buy a gun?
To buy a handgun in Colorado, you must be:- At least 21 years old as well as
- A Colorado resident.

Do I need to pass a background check before I buy a gun?
Yes. In Colorado, you need to pass a Colorado Bureau of Investigations (C.B.I.) background check to purchase guns either through a commercial sale or a private gun sale. First, you would need to fill out an A.T.F. Form 4473. The form asks whether you:- Are a convicted felon or under indictment for a felony;
- Have been convicted of domestic violence;
- Are subject to a protective order restraining you from stalking, harassing, or threatening an intimate partner or child;
- Are a fugitive;
- Are an illegal alien or have renounced U.S. citizenship;
- Have been dishonorably discharged from the military;
- Are a drug addict or user (including of marijuana); or
- Have been adjudicated a mental defective or committed to a mental institution.
- 2 to 6 years in prison and/or
- A fine of $2,000 to $500,000.3

Do I need a permit to carry concealed firearms?
Yes. You need a current and valid CHP (concealed handgun permit) to carry concealed handguns in Colorado. You can apply for a CHP permit (also called a CCW permit) from your local county sheriff if:
- You are at least 21 years old;
- You are a Colorado resident or an armed forces member (or immediate family thereof) permanently stationed in Colorado;
- You are otherwise eligible to possess firearms;
- No protective order is taken out against you;
- You have never been convicted of perjury for lying on a CHP application;
- You are not addicted to drugs or alcohol; and
- You completed a handgun training class by a certified instructor in the prior 10 years.
- Up to 364 days in jail and/or
- A fine of up to $1,000.
However, a second or subsequent offense within five years is a class 5 felony, punishable by:
- 1 to 3 years in prison (with 2 years mandatory parole) and/or
- A fine of $1,000 to $100,000.
- Up to 10 days in jail and/or
- A fine of up to $300.4

Additional Resources
For more information, refer to these recent news articles:- Colorado wants to hire lawyers to prosecute gun crimes in federal court, some of which are no longer illegal under state law – The Colorado Sun.
- Judge blocks Colorado law raising age to purchase a gun to 21 – PBS News Hour.
- Gun owners and conservative groups file lawsuit against Colorado’s new ghost-gun law – The Denver Post.
- Gun rights advocates have lost Colorado’s elections — but they may win the legal war – CPR News.
- Colorado’s grade on gun control improves to A minus, says Giffords center – Colorado Politics.
Legal References
- Colorado Revised Statute 29-11.7-102 CRS – Firearms database – prohibited.
- John Herrick, “Here’s what you should know about gun laws in Colorado,” Colorado Newsline (2021).
- CRS 18-12-111. HB23-1219. CRS 18-12-115.
- CRS 18-12-105. See also People ex rel. O.R., (App. 2008) 220 P.3d 949; Regents of the Univ. of Colo. v. Students for Concealed Carry on Campus (2012) 271 P.3d 496.