; and (II) developing appropriate prevention plans, and conducting the risk assessments required under clause (iii). (viii) A description of how the State will provide training and support for caseworkers in assessing what children and their families need, connecting to the families served, knowing how to access and deliver the needed trauma-informed and evidence-based services, and overseeing and evaluating the continuing appropriateness of the services. (ix) A description of how caseload size and type for prevention caseworkers will be determined, managed, and overseen. (x) An assurance that the State will report to the Secretary such information and data as the Secretary may require with respect to the provision of services and programs specified in paragraph (1), including information and data necessary to determine the performance measures for the State under paragraph (6) and compliance with paragraph (7). (C) Reimbursement for services under the prevention plan component (i) Limitation Except as provided in subclause (ii), a State may not receive a Federal payment under this part for a given promising, supported, or well-supported practice unless (in accordance with subparagraph (B)(iii)(V)) the plan includes a well-designed and rigorous evaluation strategy for that practice. (ii) Waiver of limitation The Secretary may waive the requirement for a well-designed and rigorous evaluation of any well-supported practice if the Secretary deems the evidence of the effectiveness of the practice to be compelling and the State meets the continuous quality improvement requirements included in subparagraph (B)(iii)(II) with regard to the practice. (6) Prevention services measures (A) Establishment