Colo. Rev. Stat. § 24-90-116
Any public library established on or after July 1, 1979, shall be established as provided in this part 1. Every public library which has been established prior to said date under provisions of state law shall be considered as established under this part 1, and the board of trustees and the legislative body of the governmental unit in which the library is located shall proceed forthwith to make such changes as may be necessary to effect a compliance with the terms of this part 1. Every contract existing prior to July 1, 1979, for library service shall continue in force and be subject to this part 1 until the contract is terminated or a public library is established by the governmental unit for which the service was engaged.
C.R.S. § 24-90-116
This section is similar to former § 24-90-122 as it existed prior to 1979.