DALLAS (Standard&Poor's) July 1, 2015--Standard&Poor's Ratings Services assigned its 'AA' rating to San Antonio, Texas' series 2015 electric and gas systems senior-lien revenue refunding bonds. At the same time, we affirmed our 'AA' rating on the city's senior-lien parity debt, the 'AA-' rating on the systems' junior-lien bonds outstanding, and the 'A-1+' commercial paper (CP) rating on the utility. The outlook is stable. The long-term ratings reflect our opinion of the general creditworthiness of the system, doing business as City Public Service of San Antonio, or CPS Energy (CPS). "The stable outlook reflects our expectation that CPS Energy's financial risk profile will continue to be supported by apolitical decision making and robust internal controls and management