Dictionary of Banking Terms: signature card
signature card
card that a customer signs when opening an account at a financial institution. It identifies the depositor. Copies of signature cards are kept in the branch offices. It is also a dual control device, controlling access to safe deposit boxes. Two signatures are required to open a safe deposit box: the customer's and a bank employee's. A corporate signature card bears the names of the firm's officers authorized to sign checks or transfer funds.

