Please see the below correction to the 4/23/01 Market Notification
pertaining to Charge Type 3999 (Interest and Penalty Charge on unpaid
balances).

> -----Original Message-----
> From:	CRCommunications
> Sent:	Monday, April 23, 2001 12:23 PM
> To:	SC Settlements Contacts
> Cc:	ISO Client Relations; ISO Settlements
> Subject:	CAISO Notification - New Charge Type
>
> Effective Trade Date March 1, 2001, the ISO will implement a new Charge
> Type, CT3999, to account for the Interest and Penalty Charges on unpaid
> balances.  Since December 2000,the ISO has been allocating interest and
> penalties to CT 1010.  All future charges, beginning with Trade Date March
> 1, 2001, will be reflected in Charge Type 3999.  Interest and Penalty
> Charges will be made through manual adjustment (Type A) records and will
> be based on the current interest rate plus 2% penalty (annual interest
> rate compounded daily).  This is a monthly charge and will be posted to
> the last trade date of the month.
>
> Effective on the Preliminary Statement for trade date 3/1/01:
> CT 3999 - Interest and Penalty Charge - Due ISO
>
> This notice is intended to inform participants as early as possible of the
> new charge type.
>
> Client Relations Communication