(a) Expenditure 
Amounts described in subsection (b) of this section may not be expended by a State for any purpose other than carrying out programs for which the State receives financial assistance under this subchapter, under part B of subchapter VI of this chapter, or under subchapter VII of this chapter.

(b) Amounts 
The amounts referred to in subsection (a) of this section are amounts provided to a State under the Social Security Act (42 U.S.C. 301 et seq.) as reimbursement for the expenditure of payments received by the State from allotments under section 730 of this title.