S&P Global Ratings assigned its'AA+'rating to Charleston Public Facilities Corp. , South Carolina's approximately $84 million series 2026 installment-purchase capital improvement and refunding revenue bonds (IPRB), supported by the city of Charleston . At the same time, we affirmed our'AA+'rating on Charleston Public Facilities Corp. , South Carolina's IPRB outstanding, and our'AAA'rating on Charleston's outstanding general obligation (GO) debt. The outlook is stable. The proposed and outstanding IPRBs are secured by installment-purchase payments, or acquisition payments, from Charleston to cover annual bond debt service, subject to annual appropriation by the city council. In addition, the city has agreed to provide for the necessary insurance, taxes, and maintenance on the facilities. We believe debt service