(a) Margin required. An FDIC-supervised insured depository institution engaging, or offering to engage, in retail forex transactions must collect from each retail forex customer an amount of margin not less than:

(1) Two percent of the notional value of the retail forex transaction for major currency pairs and 5 percent of the notional value of the retail forex transaction for all other currency pairs;

(2) For short options, 2 percent for major currency pairs and 5 percent for all other currency pairs of the notional value of the retail forex transaction, plus the premium received by the retail forex customer; or

(3) For long options, the full premium charged and received by the FDIC-supervised insured depository institution.

(b)(1) Form of margin. Margin collected under paragraph (a) of this section or pledged by a retail forex customer for retail forex transactions in excess of the requirements of paragraph (a) of this section must be in the form of cash or the following financial instruments:

(i) Obligations of the United States and obligations fully guaranteed as to principal and interest by the United States;

(ii) General obligations of any State or of any political subdivision thereof;

(iii) General obligations issued or guaranteed by any enterprise, as defined in 12 U.S.C. 4502(10);

(iv) Certificates of deposit issued by an insured depository institution, as defined in § 3(c)(2) of the Federal Deposit Insurance Act (12 U.S.C. 1813(c)(2));

(v) Commercial paper;

(vi) Corporate notes or bonds;

(vii) General obligations of a sovereign nation;

(viii) Interests in money market mutual funds; and

(ix) Such other financial instruments as the FDIC deems appropriate.

(2) Haircuts. An FDIC-supervised insured depository institution shall establish written policies and procedures that include:

(i) Haircuts for noncash margin collected under this section; and

(ii) Annual evaluation, and, if appropriate, modification of the haircuts.

(c) Separate margin account. Margin collected by the FDIC-supervised insured depository institution from a retail forex customer for retail forex transactions or pledged by a retail forex customer for retail forex transactions shall be placed into a separate account containing only such margin.

(d) Margin calls; liquidation of position. For each retail forex customer, at least once per day, an FDIC-supervised insured depository institution shall:

(1) Mark the value of the retail forex customer's open retail forex positions to market;

(2) Mark the value of the margin collected under this section from the retail forex customer to market;

(3) Determine if, based on the marks in paragraphs (c)(1) and (2) of this section, the FDIC-supervised insured depository institution has collected margin from the retail forex customer sufficient to satisfy the requirements of this section; and

(4) Collect such margin from the retail forex customer as the FDIC-supervised insured depository institution may require to satisfy the requirements of this section, or liquidate the retail forex customer's retail forex transactions.

(e) Set-off prohibited. An FDIC-supervised insured depository institution may not:

(1) Apply a retail forex customer's retail forex obligations against any funds or other asset of the retail forex customer other than margin in the separate margin account described in paragraph (c) of this section;

(2) Apply a retail forex customer's retail forex obligations to increase the amount owed by the retail forex customer to the FDIC-supervised insured depository institution under any loan; or

(3) Collect the margin required under this section by use of any right of set-off.