S&P Global Ratings assigned its'AA-'long-term rating to Austin , Texas'$300 million series 2026A electric utility system (doing business as Austin Energy) revenue refunding and improvement bonds, $87 million taxable series 2026B electric utility system revenue refunding bonds, and $200 million series 2026C electric utility system variable-rate revenue refunding and improvement bonds. At the same time, S&P Global Ratings affirmed its ‘AA-’ long-term rating and underlying rating (SPUR) on the electric utility system’s previously issued revenue debt. The outlook is stable. The electric system's net revenue secures the system's electric revenue bonds. Management will use the series 2026A, 2026B, and 2026C bond proceeds to refinance the series 2017A bonds for interest cost savings, refund tax-exempt and taxable commercial