(a)General. Except as provided in this section, a futures commission merchant must at all times maintain in a separate account or accounts money, securities and property in an amount at least sufficient to cover or satisfy all of its obligations to 30.7 customers denominated as the foreign futures or foreign options secured amount. In computing the foreign futures or foreign options secured amount, a futures commission merchant may offset any net deficit in a particular 30.7 customer's account against
(a)Permitted investments. (1) Subject to the terms and conditions set forth in this section, a futures commission merchant or a derivatives clearing organization may invest customer money in the following instruments (permitted investments): (i) Obligations of the United States and obligations fully guaranteed as to principal and interest by the United States (U.S. government securities); (ii) General obligations of any State or of any political subdivision thereof (municipal securities); (iii) Obligations