Amends the Illinois Insurance Code. Provides that a group or individual policy of accident and health insurance issued, amended, delivered, or renewed after January 1, 2026 that provides dependent coverage shall make that dependent coverage available to the parent or stepparent of the insured if the parent or stepparent meets the definition of a qualifying relative under specified federal law and lives or resides within the accident and health insurance policy's service area. Exempts specialized health care service plans, Medicare supplement insurance, hospital-only policies, accident-only policies, or specified disease insurance policies from the provisions. Defines "dependent".