C.R.S. § 35-43-205
35-43-205. Exemption - limitation
35-43-205. Exemption - limitation. Every person carrying on the trade or business of a slaughterer of livestock in this state who is exempt from section 35-43-203 (1)(g) shall not slaughter any livestock purchased in Colorado that have not been inspected for brands by an authorized Colorado brand inspector immediately prior to slaughter.