S&P Global Ratings assigned its 'AA-' long-term rating to the Metropolitan Transportation Authority (MTA), N.Y.'s $56.12 million subseries 2016C-2a (fixed rate) and $273.54 million subseries 2016C-2b (mandatory tender bonds) transportation revenue bonds (TRBs). The MTA is issuing the bonds at the same time it is issuing the subseries 2016C-1 bonds, the proceeds of which will retire the authority's 2015B-1 bonds (for more information on the 2016C-1 bonds, see the analysis published July 11, 2016, on RatingsDirect). In addition, S&P Global Ratings affirmed the following ratings: Its 'AA-' issuer credit rating (ICR) and 'aa-' stand-alone credit profile (SACP) on the MTA; Its 'AA-' long-term rating and underlying rating (SPUR) on the authority's previously issued TRBs; Its 'SP-1+' short-term rating on the