Extends the authority of the state of New York mortgage agency to purchase forward commitment mortgages until July 16, 2002; extends the authority of the state of New York mortgage agency to issue new money tax-exempt bonds and new money taxable bonds until July 16, 2002; increases from $6,395,000,000 to $6,645,000,000, the maximum amount of new money tax-exempt bonds which the state of New York mortgage agency is authorized to issue.