to ensure that the assessment builds toward solutions that meet their needs and reflect their perspectives, experiences, and solutions. (B) Activities that, taking into account the results of the assessment described in subparagraph (A), support the development of State infrastructure, such as technology and the physical structures necessary to physically co-locate integrated mental health and substance use disorder care services, including prevention and early intervention services, to provide the types of support, training, incentives, and technical assistance that primary care, early care and education, or other programs provided in care settings described in subsection (b) and with which Medicaid-enrolled children and their families regularly engage need in order to offer integrated mental health and substance use disorder care services, including prevention and early intervention services, to Medicaid-enrolled children, as well as activities that support ongoing engagement of Medicaid-enrolled children and their families in implementation and coordination with health insurers and with other child-serving agencies and stakeholders. (3) Funding For purposes of awarding planning grants under paragraph (1), there is appropriated, out of any funds in the Treasury not otherwise appropriated, $100,000,000, to remain available until expended. (d) Post-Planning States (1) In general For the remaining 36-month period of the demonstration project, the Secretary shall make payments in accordance with subsection (e) to all States that submit applications that meet the requirements of paragraph (2) and carry out the activities described in that paragraph. (2) Applications