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ISO is planning to change the settlement of CT 487 (Allocation of
Above-Soft-Cap Costs for Instructed Energy) from the current Regional
allocation approach to a Control Area approach.  This will take effect
beginning with the Final Statements for trade date 3/1/2001.  Details of the
changes are described in the attached Market Notification.  Revised
Statement Files Specification and ISO Charge Matrix are also attached for
your reference.

Questions and comments related to this change can be emailed to C.P. Ng
(cng@caiso.com).

 <<CT-487 Change - Market Notification.doc>>  <<File Spec - Version 13.0d -
050701 - Draft.doc>>   <<Charge Matrix (Automatic Chrg Types) - Version
13.0d - 050701 - Draft.xls>>

Client Relations Communication
CRCommunications@caiso.com

 - CT-487 Change - Market Notification.doc 
 - File Spec - Version 13.0d - 050701 - Draft.doc 
 - Charge Matrix (Automatic Chrg Types) - Version 13.0d - 050701 - Draft.xls