S&P Global Ratings assigned its 'AA+' long-term rating to the Missouri Highways and Transportation Commission ?s (MHTC) $481.8 million series A 2025 state appropriations mega projects state road bonds. At the same time, we affirmed our ?AA+? long-term rating on MHTC?s state appropriations mega projects state road bonds outstanding. The outlook is stable. Pursuant to the master bond indenture, a first lien on revenue and funds deposited into the State Road Fund, subject to annual appropriation by Missouri?s legislature, secures the series A 2025 bonds and parity debt outstanding. Also securing the bonds is a subordinate lien pledge on state road fund revenue, state road bond fund revenue, and any additional transportation revenue available after the payment of Amendment 3