This Agreement shall become effective upon its execution by each of the Contributing Parties and shall continue in full force and effect and may not be terminated or otherwise revoked by any Contributing Party until all of the Obligations shall have been indefeasibly paid in full (in lawful money of the United States of America or such other Currency as may be required under the Credit Agreement for the repayment of such Obligations) and discharged (other than contingent obligations for indemnification, expense reimbursement, tax gross-up or yield protection as to which no claim has been made), all Letters of Credit are returned undrawn or cash collateralized on terms acceptable to the relevant Issuing Bank in its sole discretion, and the Credit Agreement and financing arrangements evidenced and governed by the Credit Agreement shall have been terminated; provided that this Agreement shall terminate with respect to any Guarantor when such Guarantor is released from the Guaranty pursuant to Section 27 of the Guaranty to the extent no Payment has been made at such time by any Guarantor.