C.R.S. § 18-12-403

Every individual, firm, or corporation who fails to keep the record required pursuant to section 18-12-402 or section 18-12-111.5 (7)(b), or who refuses to exhibit the record when requested by a police officer, and any purchaser, lessee, or exchanger of a pistol or revolver who, in connection with the making of such record, gives false information, commits a class 2 misdemeanor.