(c) Non-reduction of benefits. Nothing in this part may be construed to permit a State to reduce medical or other assistance available in the State or to alter eligibility under Title V of the Social Security Act, 42 U.S.C. 701, et seq. (SSA) (relating to maternal and child health) or Title XIX of the SSA, 42 U.S.C. 1396 (relating to Medicaid), including section 1903(a) of the SSA regarding medical assistance for services furnished to an infant or toddler with a disability when those services are included in the child’s IFSP adopted pursuant to part C of the Act.