C.R.S. § 42-2-301
42-2-301. Definitions
42-2-301. Definitions. As used in this part 3, unless the context otherwise requires:
(1) "Department" means the department of revenue.
(2) "Identification card" means the identification card issued under this article.
(3) "Registrant" means a person who acquires an identification card under the provisions of this part 3.