DALLAS (S&P Global Ratings) July 7, 2023--S&P Global Ratings assigned its 'AA' rating to the Washington Metropolitan Area Transit Authority's (WMATA) series 2023A second-lien dedicated revenue bonds. S&P Global Ratings also affirmed its 'AA' rating on parity WMATA dedicated revenue bonds. The outlook is stable. "The rating reflects our view of the weakest credit quality of the three dedicated revenue funding commitments on a joint and several basis as per our multiple revenue stream analysis because each revenue stream is necessary to pay debt service on the bonds," said S&P Global Ratings credit analyst Oscar Padilla. The stable outlook reflects our view of the strong relationship, long-term funding commitments, and ongoing essentiality of WMATA services in the region, as well