SEC-339 -- LIMITATION ON GNMA GUARANTEES OF MORTGAGE-BACKED SECURITIES. Section 306(g)(2) of the Federal National Mortgage Association Charter Act (12 U.S.C. 1721(g)(2)) is amended to read as follows: "(2) Notwithstanding any other provision of law and subject only to the absence of qualified requests for guarantees, to the authority provided in this subsection, and to the extent of or in such amounts as any funding limitation approved in appropriation Acts, the Association shall enter into commitments to issue guarantees under this subsection in an aggregate amount of $84,982,000,000 during fiscal year 1991 and $88,296,000,000 during fiscal year 1992.".