Customer information; telephone service
Every bank, federally-chartered bank or person which advertises to the public any deposit or credit account or the sale of any security as defined in section four hundred and one of chapter one hundred and ten A shall maintain a telephone service for its customers to call and obtain information relative to such account or sale of such security. Such information shall include, but not be limited to, the current rates of interest or yields, service fees charged, minimum balances or investments required, and other types of accounts or investment funds or trusts available. Such telephone service shall not be used to access personal account information or to apply for or to obtain a new account or extension of credit or to purchase any security. Any such bank or person shall make such telephone service available during any hour that any of its offices are open for business.