NOTICE DATE:  October 14, 2009

NOTICE TYPE:  M-A092409-02 UPDATE: Release - Retail

SHORT DESCRIPTION:  ERCOT has cancelled the outage previously scheduled for the on-cycle Retail Release for 12:00 PM Saturday, October 24, 2009 through 12:00 AM Monday, October 25, 2009.

INTENDED AUDIENCE:  All Market Participants

DAY AFFECTED:  12:00 PM Saturday, October 24, 2009 through 12:00 AM Monday, October 26, 2009.

LONG DESCRIPTION:  The projects previously scheduled for release this weekend have not completed required testing and therefore will not be released. As a result, ERCOT has cancelled the outage previously scheduled for the on-cycle Retail Release planned for 12:00 PM Saturday, October 24, 2009 through 12:00 AM Monday, October 26, 2009.

The CBCI file change related to PR90024 will be implemented.

Competitive Retailers will be required to send the monthly CBCI files in the new format effective November 1, but all other changes regarding PR90024 will not be implemented.

Additional notification will be provided once testing has been completed and these components of the release rescheduled.

ADDITIONAL INFORMATION: All retail market functions will be available over the weekend.

RMGRR078, Adding Additional Fields to the Customer Billing Contact Information File (formerly Add E-mail Field to the Customer Billing Contact Information File) and, RMGRR080, Define E-mail Address Format for the Detail Record in the Customer Billing Contact Information File, will both be unboxed after the completion of this retail release.

CONTACT:  If you have any questions, please contact your ERCOT Account Manager. You may also call the general ERCOT Client Services phone number at (512) 248-3900 or contact ERCOT Client Services via e-mail at [log in to unmask].

If you are receiving e-mail from an ERCOT distribution list that you no longer wish to receive, please follow this link in order to unsubscribe from this list: http://lists.ercot.com.

JR/DP   

From: ERCOT Client Relations
Sent: Thursday, September 24, 2009 9:17 AM
To: [log in to unmask]; [log in to unmask]; [log in to unmask]; [log in to unmask]; [log in to unmask]; [log in to unmask]; [log in to unmask]
Cc: [log in to unmask]; [log in to unmask]; [log in to unmask]; 1 ERCOT Client Service Reps
Subject: M-A092409-01 Release - Retail - 12:00 PM Saturday, October 24, 2009 through 12:00 AM Monday, October 26, 2009

NOTICE DATE:  September 24, 2009

NOTICE TYPE:  M-A092409-01 Release - Retail

SHORT DESCRIPTION:  ERCOT has an on-cycle retail release planned for 12:00 PM Saturday, October 24, 2009 through 12:00 AM Monday, October 26, 2009.

INTENDED AUDIENCE:  All Market Participants

DAY AFFECTED:  12:00 PM Saturday, October 24, 2009 through 12:00 AM Monday, October 26, 2009.

LONG DESCRIPTION:  ERCOT has an on-cycle retail release scheduled from 12:00 PM Saturday, October 24, 2009 through 12:00 AM Monday, October 26, 2009.

For reference, SIRs and projects to be implemented on this release are included in the attachment.

ADDITIONAL INFORMATION:  During the outage, the following functions will be affected:

· Market Participants utilizing NAESB to send/receive transactions to/from ERCOT will NOT be able to send/receive transactions to/from ERCOT during the outage.  This includes all retail transactions.

· 867 transactions will NOT be forwarded during the outage.

· 997 Functional Acknowledgements will NOT be sent during the outage.

· Components of the TML and Commercial API will NOT be available including:

· Find ESI ID

· Find Transaction

· Submit Transactions

· USA Functionalities

· Report Explorer, including

· Reports

· Extracts

· Invoices

· Settlement Statements

· Extract Scheduler

· Web Services Data Requests

· ERCOT Internet Services will NOT be available, including but not limited to:

· ERCOT.com – www.ercot.com

· MarkeTrak - https://marketrak.ercot.com:8443/tmtrack.dll

· TCR - https://tcr.ercot.com

· Texas Renewables – www.texasrenewables.com

MOS, Scheduling API, MOSTML, MOSPUBLIC, and Outage Scheduler will not be affected as there will be a DNS failover from Taylor to Austin.

CONTACT:  If you have any questions, please contact your ERCOT Account Manager. You may also call the general ERCOT Client Services phone number at (512) 248-3900 or contact ERCOT Client Services via e-mail at [log in to unmask].

If you are receiving e-mail from an ERCOT distribution list that you no longer wish to receive, please follow this link in order to unsubscribe from this list: http://lists.ercot.com.

JR/DH