This excerpt taken from the CVS 8-K filed Mar 23, 2007.
Option to Fund; Substituted Interest Rate
(a) Each Lender has indicated that, if the Borrower requests a Swing Line Loan, a Eurodollar Advance or a Competitive Bid Loan, such Lender may wish to purchase one or more deposits in order to fund or maintain its funding of its Commitment Percentage of such Eurodollar Advance or its Swing Line Loan or Competitive Bid Loan during the Interest Period with respect thereto; it being understood that the provisions of this Agreement relating to such funding are included only for the purpose of determining the rate of interest to be paid in respect of such Swing Line Loan, Eurodollar Advance or Competitive Bid Loan and any amounts owing under Sections 3.5 and 3.6. The Swing Line Lender and each Lender shall be entitled to fund and maintain its funding of all or any part of each Swing Line Loan, Eurodollar Advance and Competitive Bid Loan in any manner it sees fit, but all such determinations hereunder shall be made as if such Lender had actually funded and maintained its Commitment Percentage of each Eurodollar Advance or its Swing Line Loan or Competitive Bid Loan, as the case may be, during the applicable Interest Period through the purchase of deposits in an amount equal to the amount of its Commitment Percentage of such Eurodollar Advance or the amount of such Swing Line Loan or Competitive Bid Loan, as the case may be, and having a maturity corresponding to such
Interest Period. Each Lender may fund its Loans from or for the account of any branch or office of such Lender as such Lender may choose from time to time, subject to Section 3.10.
(b) In the event that (i) the Administrative Agent shall have determined in good faith (which determination shall be conclusive and binding upon the Borrower) that by reason of circumstances affecting the interbank eurodollar market either adequate and reasonable means do not exist for ascertaining the Eurodollar Rate applicable pursuant to Section 2.3 or Section 3.3, or (ii) the Required Lenders shall have notified the Administrative Agent that they have in good faith determined (which determination shall be conclusive and binding on the Borrower) that the applicable Eurodollar Rate will not adequately and fairly reflect the cost to such Lenders of maintaining or funding loans bearing interest based on such Eurodollar Rate with respect to any portion of the Loans that the Borrower has requested be made as Eurodollar Advances or any Eurodollar Advance that will result from the requested conversion of any portion of the Loans into Eurodollar Advances (each, an