Whenever requested by the Department of Healthcare and Family Services (formerly Department of Public Aid), to agree in writing with the Department of Healthcare and Family Services (as the State agency that administers the State Medical Assistance Program as provided in Title XIX of the federal Social Security Act and the State Children’s Health Insurance Program as provided in Title XXI of the federal Social Security Act) to share with the Department of Healthcare and Family Services information on applicants for free or reduced-price lunches. This sharing of information shall be for the sole purpose of helping the Department of Healthcare and Family Services identify and enroll children in the State Medical Assistance Program or the State Children’s Health Insurance Program or both as allowed under 42 U.S.C. § 1758(b)(2)(C)(iii)(IV) and under the restrictions set forth in 42 U.S.C. § 1758(b)(2)(C)(vi) and (vii).