Standard&Poor's Ratings Services raised its rating to 'AA-' from 'A+' on Tacoma, Wash.'s limited tax GO bonds, reflecting the city's financial strengths, including good reserves and diverse revenue sources. Following the upgrade, all of the city's GO debt, whether unlimited or limited tax GO bonds, is rated 'AA-'. The rating reflects: Good financial management, with strong reserves; An economy with a dominant defense presence that participates in the greater Puget Sound regional economy, including access to Seattle and King County; and A moderate debt burden. The bonds are secured by general ad valorem taxes subject to a limitation on the tax rate of $3.60 per $1,000 assessed value. The city's financial stability is supported by good reserves, with