S&P Global Ratings raised its ratings to 'AA+/A-1' from 'A+/A-1' on the New York City's fiscal 2004 series H and fiscal 2006 series E and I bonds, and to 'AA+/A-1' from 'A/A-1' on the city's fiscal 2006 series F bonds. At the same time, S&P Global Ratings assigned its 'AA' underlying rating (SPUR) to nine series of New York City's variable-rate general obligation (GO) bonds: Fiscal 2004 series H, subseries H-6 and H-8; Fiscal 2006 series E, subseries E-2, E-3, and E-4; Fiscal 2006 series F, subseries F-3 and F-4A; and Fiscal 2006 series I, subseries I-3 and I-7. The outlook on the GO bonds is stable. Securing the GO debt outstanding is New York City's faith and credit, including