Notwithstanding any other provision of this article, a person or group of persons employed by any institution of higher education shall not be designated as police officers after June 3, 2004, without completing the peace officers standards and training board processes described in sections 16-2.5-201 and 16-2.5-202, C.R.S., and obtaining the certification described in section 16-2.5-102, C.R.S.