This excerpt taken from the STT 8-K filed Apr 30, 2007.
Section 2.7. Event of Default; Notice.
(a) The Guarantee Trustee shall, within 90 days after the occurrence of an Event of Default known to the Guarantee Trustee, transmit by mail, first class postage prepaid, to the Holders, notice of any such Event of Default known to the Guarantee Trustee, unless such Event of Default has been cured before the giving of such notice, provided that, except in the case of a default in the payment of a Guarantee Payment, the Guarantee Trustee shall be protected in withholding such notice if and so long as the Board of Directors, the executive committee or a trust committee of directors and/or Responsible Officers of the Guarantee Trustee in good faith determines that the withholding of such notice is in the interests of the Holders.
(b) The Guarantee Trustee shall not be deemed to have knowledge of any Event of Default unless the Guarantee Trustee shall have received written notice, or a Responsible Officer charged with the administration of this Guarantee Agreement shall have obtained written notice, of such Event of Default.