May 10, 2022 2022-ZL0242 Oakland Unified School District, Calif.'s (election of 2020) series 2021A general obligation bonds Royal Bank of Canada, acting through its New York branch Loop Capital Markets LLC RBC Capital Markets LLC Royal Bank of Canada, acting through its New York branch S&P Global Ratings assigned the above-mentioned ratings to the custody, floater, and residual 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