S&P Global Ratings assigned its 'AA+' long-term rating (based on credit enhancement) and 'A+' underlying rating to Clarksville High School Building Corp. , Indiana's roughly $9.9 million series 2026 first-mortgage general obligation (GO) bonds, issued for Clarksville Community School Corp. At the same time, we affirmed our 'AA+' long-term rating and 'A+' underlying ratings on existing debt issued by and on behalf of the school corporation. The outlook is stable. The series 2026 bonds are secured by lease payments payable from ad valorem property taxes, subject to state circuit-breaker tax caps but not subject to annual appropriation. We have reviewed the lease under our criteria and view the lease terms as standard. We rate the bonds at the same level