July 19, 2023 2023-XF3126 City of Houston, Texas Airport System Subordinate Lien Revenue and Refunding Bonds, Series 2023A (AMT) Assured Guaranty Municipal Corp. FMSbonds Inc. Barclays Capital Inc. Barclays Bank PLC Rate mode: Weekly S&P Global Ratings assigned the above-mentioned ratings to the custody and floater receipts (collectively the receipts), reflecting its opinion of the likelihood the trust, as custody receiptholder, will have sufficient assets to pay timely interest and full principal when due on the floater receipts. Trust assets include all distributions of principal; interest; and premiums, if any, from the custody receipts and liquidity facility, which is in place to support tender payments on floaters. The long-term rating on the custody receipts reflects the higher of the rating