Oct. 23, 2019 2019-ZF2844 San Francisco City&County's series 2019A certificates of participation (the 49 South Van Ness project) (green bonds) 2019-ZF2845 San Francisco City&County's series 2019A certificates of participation (the 49 South Van Ness project) (green bonds) Citibank N.A. FMSbonds Inc. Citigroup Global Markets Inc. S&P Global Ratings assigned the above-mentioned ratings to the floater and residual receipts (collectively the receipts), reflecting its opinion of the likelihood the trust will have sufficient assets to pay timely interest and full principal when due on the receipts. Trust assets include all distributions of principal; interest; and premiums, if any, from the underlying securities and the liquidity facility, which is in place to support tender payments on the floaters.