S&P Global Ratings assigned its 'AAA' long-term rating to Seattle's series 2019A and 2019B (taxable) limited-tax general obligation (GO) improvement bonds. At the same time, S&P Global Ratings affirmed its 'AAA' long-term rating on the city's previously issued unlimited-tax and limited-tax GO bonds. The outlook is stable. The city's full faith and credit, including the obligation to levy ad valorem property taxes without limitation as to rate or amount, secures the city's unlimited-tax GO bonds. The city's limited-tax GO bonds are subject to statutory limitations that include a limit on annual property tax revenue growth without a voter override and a limit on the city's levy rate of $3.60 per $1,000 of assessed value (AV). The city's 2019 levy rate