(a) General rule.--Block grant funds received by counties under this article shall be used solely for the provision of county-based human services.

(b) Reinvestment.--A county participating in the block grant may submit to the department a written plan to reinvest up to 5% of its block grant allocation for any State fiscal year to be expended on county-based human services in the next State fiscal year.

(c) Eligibility.--No county shall be required to expend block grant funds under this article on behalf of an individual until the individual has exhausted eligibility and receipt of benefits under all other existing Federal, State, local or private programs.

(d) Allocation.--For State fiscal year 2012-2013, each county in expending block grant funds shall provide local matching funds for block grant funds allocated to it in the same percentage as that county's aggregate local match percentage for the State funds identified in section 1405-B(a)(1)¹ in State fiscal year 2010-2011. For each State fiscal year thereafter, each county in expending block grant funds shall provide local matching funds for State block grant funds allocated to it in the same percentage as that county's aggregate local match percentage for the State funds identified in section 1405-B(a)(1) in State fiscal year 2011-2012.

(e) County obligation.--Except as provided in subsection (d), counties shall have no financial obligation to provide human services under this article in excess of their allocation of block grant funds for any fiscal year.