(a) Assurances regarding early intervention services and a statewide system. The State must provide assurances to the Secretary that—
(1) The State has adopted a policy that appropriate early intervention services, as defined in §303.13, are available to all infants and toddlers with disabilities in the State and their families, including—
(i) Indian infants and toddlers with disabilities and their families residing on a reservation geographically located in the State;
(ii) Infants and toddlers with disabilities who are homeless children and their families; and
(iii) Infants and toddlers with disabilities who are wards of the State; and
(2) The State has in effect a statewide system of early intervention services that meets the requirements of section 635 of the Act, including policies and procedures that address, at a minimum, the components required in §§303.111 through 303.126.