(a) All inmates committed to the Division of Correction for institutional care shall be required to participate in the various work programs to which assigned and may be afforded vocational training and rehabilitative opportunities in accordance with rules and procedures therefor as promulgated by the Director of the Division of Correction with the approval of the Board of Corrections.
(b) The division may institute “work-release” programs under which the inmates selected to participate in the programs may be gainfully employed or attend school outside of the units maintained by the division, under rules promulgated by the director with the approval of the board.