June 21, 2018 2018-XF0664 Seattle, Wash.'s series 2018A municipal light and power improvement revenue bonds 2018-XF0665 Seattle, Wash.'s series 2018A municipal light and power improvement revenue bonds Royal Bank of Canada, acting through its New York branch FMSbonds Inc. RBC Capital Markets LLC S&P Global Ratings assigned the above-mentioned ratings to the floater and residual receipts (collectively the receipts), reflecting S&P Global Ratings' 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. The long-term component of