Glass-Steagall act - A portion of the Banking Act of 1933 which prohibits banks from entering into the securities business and prohibits securities firms from accepting deposits. However, securities issued or guaranteed by a bank are not subject to the Securities Act of 1933. Therefore, bank instruments, by virtue of being issued by a bank, are not considered a form of securities.
Grantor Trust - Under US tax law, income of the trust is taxed as the income of the grantor.
Grossing Up - Calculation of the amount that would be required in the case of an investment subject to tax to equal the income from that investment as if it were not subject to tax.