Costs of medical treatment; jail inmates. Provides that no sheriff or jail superintendent or locality is responsible for payment of the cost of medical treatment of an inmate's preexisting condition. Under current law, the sheriff, jail superintendent, or locality is responsible for payment of the cost of medical treatment for such inmate's preexisting condition if that condition is a communicable disease, serious medical need, or life-threatening condition. The bill provides that adequate medical treatment shall not be withheld due to an inmate's inability to pay.