; (III) a brief identification in each instance described in subclause (II) of the reason why the eligible public housing agency was unable to provide the assistance; and (IV) a description of how the eligible public housing agency communicated or collaborated with public child welfare agencies and continuums of care to collect the data described in subclauses (I) and (II). (D) Supportive services (i) Administrative fee (I) In general The Secretary shall establish a fee under subsection (q) for the costs incurred by public housing agencies in administering vouchers under this paragraph. (II) Costs In establishing the fee described in subclause (I), the Secretary shall include the costs to public housing agencies of employing full-time or full-time-equivalent service coordinators. (III) Authorization of appropriations There is authorized to be appropriated $300,000,000 for each of fiscal years 2023 through 2028 for the fee described in subclause (I). (ii) Hiring of service coordinators (I) In general An eligible public housing agency shall hire the appropriate number of service coordinators to administer supportive services under this paragraph in partnership with the public child welfare agency or continuum of care in a jurisdiction. (II) Insufficient funds If an eligible public housing agency is unable to hire an appropriate number of service coordinators under subclause (I) using the fee described in clause (i)(I)— (aa) the public housing agency may request an increased administrative fee from the Secretary