; and (10) $20,000,000 shall be for providing technical assistance as authorized under section 405 of the McKinney-Vento Homeless Assistance Act ( 42 U.S.C. 11361b ): Provided further , That youth aged 24 and under seeking assistance under this heading shall not be required to provide third party documentation to establish their eligibility under subsection (a) or (b) of section 103 of the McKinney-Vento Homeless Assistance Act ( 42 U.S.C. 11302 ) to receive services: Provided further , That unaccompanied youth aged 24 and under or families headed by youth aged 24 and under who are living in unsafe situations may be served by youth-serving providers funded under this heading: Provided further , That for all matching funds requirements applicable to funds made available under this heading for this fiscal year and prior fiscal years, a grantee may use (or could have used) as a source of match funds other funds administered by the Secretary and other Federal agencies unless there is (or was) a specific statutory prohibition on any such use of any such funds: Provided further , That none of the funds made available under this heading shall be available to provide funding for new projects, except for projects created through reallocation, unless the Secretary determines that the Continuum of Care has demonstrated that projects are evaluated and ranked based on the degree to which they improve the Continuum of Care's system performance: Provided further , That any unobligated amounts remaining from funds made available under this heading in fiscal year 2012 and prior years for project-based rental assistance for rehabilitation projects with 10-year grant terms may be used for purposes under this heading, notwithstanding the purposes for which such funds were appropriated: Provided further , That all balances for Shelter Plus Care renewals previously funded from the Shelter Plus Care Renewal account and transferred to this account shall be available, if recaptured, for Continuum of Care renewals in fiscal year 2021: