Synopsis As Introduced Amends the State Employees Group Insurance Act of 1971, the Counties Code, the Illinois Municipal Code, the School Code, the Illinois Insurance Code, the Health Maintenance Organization Act, and the Voluntary Health Services Plans Act to require coverage for a child that is 25 years of age or younger. Also prohibits the exclusion of a child from coverage for the sole reason that the child is adopted or does not reside with the insured. Amends the Covering ALL KIDS Health Insurance Act. Permits dependent children age 19 through 25 to buy into the Covering ALL KIDS Health Insurance Program. Authorizes the Department of Healthcare and Family Services to establish eligibility, co-pay, and premium requirements. Effective January 1, 2009.