Funds described in paragraph (1) may not be obligated for programs and activities under subsection (a) of this section unless the Director of the Office of Management and Budget has determined that expenditures during fiscal year 1993 pursuant to such obligation shall be counted against the defense category of the discretionary spending limits for that fiscal year (as defined in section
665
(a)(2) of title
2) for purposes of part C of the Balanced Budget and Emergency Deficit Control Act of 1985 [
2 U.S.C.
900 et seq.].