(e) A failure to charge back or claim refund does not affect other
rights of the bank against the customer or any other party.
(f) If credit is given in dollars as the equivalent of the value of an
item payable in foreign money, the dollar amount of any charge-back or
refund must be calculated on the basis of the bank-offered spot rate for
the foreign money prevailing on the day when the person entitled to the
charge-back or refund learns that it will not receive payment in ordinary
(Source: P.A. 87-582; 87-1135.)