Capital City Bank, which has several branches in Salt Lake County, has become a member of the Federal Home Loan Bank of Seattle, according to the latter's president, James R. Faulstich.

Robert Ross, vice president in charge of mortgage lending for Capital City, said members in the FHLB of Seattle will enhance the ability of his bank to address the home mortgage needs of Salt Lake County. Capital City, which has $70 million in assets and six offices in the county, has been lending money for home mortgages since 1984.Membership in the Federal Home Loan Bank System, previously available only to savings institutions, was opened to commercial banks and credit unions through the Financial Institutions Reform, Recovery and Enforcement Act passed in August 1989.

To qualify for membership, commercial banks and credit unions must have a minimum of 10 percent of their total assets in residential mortgage loans or related assets such as mortgage-backed securities.