(a) In this article: (1) "Law enforcement agency" means an agency of the state, or of a county, municipality, or other political subdivision of the state, that employs peace officers who make motor vehicle stops in the routine performance of the officers' official duties. (2) "Motor vehicle stop" means an occasion in which a peace officer stops a motor vehicle for an alleged violation of a law or ordinance. (3) "Race or ethnicity" means the following categories: (A) Alaska native or American Indian;