The development of joint regulations for meeting the requirements of this title shall be the shared responsibility of the State Department of Developmental Services on behalf of the Secretary of the Health and Welfare Agency, and the State Department of Education on behalf of the Superintendent of Public Instruction. The joint regulations shall be agreed upon by both departments. These regulations shall be developed and approved by October 1, 1995. The Department of Finance shall review and comment upon the joint regulations prior to any public hearing on them.