When designated for that purpose by the Secretary of the Treasury, each Federal Home Loan Bank shall be a depositary of public money, except receipts from customs, under such regulations as may be prescribed by said Secretary; and it may also be employed as a financial agent of the Government; and it shall perform all such reasonable duties as depositary of public money and financial agent of the Government as may be required of it.
(July 22, 1932, ch. 522, §14,