NY -- Standard&Poor's CreditWire 5/18/98 -- Standard&Poor's today assigned its double-'B'-plus rating to Banco de Galicia y Buenos Aires S.A.'s (Banco de Galicia) US$1 billion Euro medium-term note program. Standard&Poor's also assigned its double-'B'-plus rating to the bank's US$250 million senior unsecured floating rate notes due 2001, issued under the medium-term note program. Additionally, Standard&Poor's affirmed its double-'B'-plus foreign and local currency counterparty credit and CD ratings on Banco de Galicia. The ratings outlook is positive. Banco de Galicia's ratings reflect its position as a leading Argentine private bank and its adequate performance in terms of profitability, liquidity, and capitalization, in the context of an aggressive growth policy implemented since the Tequila