C.R.S. § 8-70-131

(1) “Employment” does not include services performed in the employ of a school, college, or university, if such service is performed: (a) By a student who is enrolled and is regularly attending classes at such school, college, or university; or (b) By the spouse of such a student, if such spouse is advised, at the time such spouse commences to perform such service, that the employment of such spouse to perform such service is provided under a program to provide financial assistance to such student by such school, college, or university, and such employment will not be covered by any program of unemployment insurance.