Upon the creation of any such governing board, all of the jurisdictions, powers, and duties now conferred by law upon the county board of health of such county, or of a joint board of health of such county and a municipality with respect to mental health, shall be withdrawn from such county or joint board of health and conferred upon such governing board. Upon withdrawal of a joint board of health, any money remaining in the hands of the treasurer shall be repaid in the manner provided for in Kan. Stat. Ann. § 65-210.