EXHIBIT 8 SUBSIDIARIES OF STATE STREET BOSTON CORPORATION The following table sets forth the name of each subsidiary and the state or other jurisdiction of its organization. Certain subsidiaries of State Street have been ommitted in accordance with the SEC rules because, when considered in the aggregate, they did not constitute a "significant subsidiary" of State Street. STATE OR JURISDICTION NAME OF ORGANIZATION ---- --------------------- State Street Bank and Trust Company Massachusetts State Street Bank and Trust Company, N.A. United States State Street Bank and Trust Company of California, N.A. United States State Street Bank and Trust Company of Connecticut, N.A. United States State Street Bank and Trust Company of Maryland, N.A. United States State Street Bank and Trust Company of New Hampshire, N.A. United States State Street Boston Capital Corporation Massachusetts State Street Boston Leasing Company, Inc. Massachusetts State Street California, Inc. Massachusetts SPLS, Inc. Massachusetts State Street Brokerage Services, Inc. Massachusetts State Street Massachusetts Securities Corporation Massachusetts State Street Bank International United States Wendover Financial Services Center North Carolina State Street International Holdings United States State Street Australia Limited New South Wales State Street New Zealand Limited New Zealand State Street Bank GmbH Germany State Street Bank Luxembourg, S.A. Luxembourg State Street Banque, S.A. France State Street Canada, Inc. Canada State Street Cayman Trust Company N.V British West Indies State Street Curacao Trust Company N.V. Netherlands Antilles State Street Trust and Banking Company Limited Japan State Street London Limited United Kingdom Clark and Tilley Data Services (50% owned) United Kingdom State Street Boston Credit Company, Inc. Massachusetts State Street South Corporation Massachusetts SSB Investments, Inc. Massachusetts SSB Realty, Inc. Massachusetts State Street Florida, Inc. Florida Investors Fiduciary Trust Company Missouri State Street Global Advisors, Inc. Delaware State Street Global Advisors, United Kingdom, Limited United Kingdom State Street Global Advisors, Australia, Limited New South Wales State Street Global Advisors, Limited Canada Boston Financial Data Services (50% owned) Massachusetts All of the above wholly-owned subsidiaries are included in the consolidated financial statements for State Street. 64