Except as otherwise provided in this chapter, the personnel employed in connection with, and the assets, liabilities, contracts, property, records, and unexpended balance of appropriations authorizations, allocations, and other funds employed, held, used, arising from, available to or to be made available in connection with the functions transferred by this chapter, subject to
section 1531 of title 31, are hereby transferred to the Secretary for appropriate allocation. Unexpended funds transferred pursuant to this subsection shall only be used for the purposes for which the funds were originally authorized and appropriated.