Pepper spray laws in Colorado

Our search found no Colorado law restricting the sale or shipping of pepper spray. Federal law still applies.

What we searched

C.R.S. title 18 full text https://olls.info/crs/crs2026-title-18.htm (grep: pepper, tear gas, chemical spray, capsicum, spray, noxious, lacrimat)
C.R.S. § 18-4-513 criminal use of a noxious substance (use-only)
C.R.S. art. 18-12 weapons (18-12-101, -102, -105, -108.5) per existing research

Only a criminal-use-of-noxious-substance offense; no sale, age or size rule (2026 C.R.S.).

Federal

Applies in every state.

BannedDo not mail via USPS a spray or device containing more than 2 percent CN/CS tear gas by mass (or bulk tear gas substance); devices with 2 percent or less tear gas are classed as aerosols and are mailable by surface (flammable) or air/surface (nonflammable) under Pub 52 Appendix A.

USPS Publication 52 § 346.24 (Nonmailable Division 6.1 Toxic Substances: Irritating Materials) · draft

Exact text

346.24 Nonmailable Division 6.1 Toxic Substances
...
Irritating Materials: All irritating materials are nonmailable. Examples include the following:
Bromobenzyl cyanide (UN1694).
Chloroacetophenone (UN1697).
Diphenylamine chloroarsine (UN1698).
Diphenylchloroarsine (UN1699).
Tear gas (UN1700, NA1693, and UN1693), except for those containing oleoresin capsicum.