Preschool and child care facility drinking water.

Requires the public finance director to prepare an annual report to the general assembly that provides information on the programs of the Indiana finance authority under which the drinking water in schools, preschools, and child care facilities is tested for the presence of lead. Requires the owner or operator having authority over a child care facility or a preschool to test the drinking water in the child care facility or preschool before January 1, 2026, unless the drinking water in the child care facility or preschool has already been tested through a lead sampling program conducted by the Indiana finance authority. Provides that if the testing of the drinking water in a child care facility or preschool indicates that the presence of lead in the drinking water equals or exceeds the action level for lead (15 parts per billion), the owner or operator of the child care facility or preschool shall take action to: (1) eliminate the source of the lead in the drinking water; or (2) install a water filtration system. Establishes requirements applying to a water filtration system installed in a child care facility or preschool. Requires the environmental rules board to adopt rules, including emergency rules, that conform with the Lead and Copper Rule Improvements proposed rule that is being developed by the U.S. Environmental Protection Agency.