NOTICE DATE: July 16, 2013 NOTICE TYPE: M-A071613-01 Outage Retail/Wholesale SHORT DESCRIPTION: Scheduled Maintenance Outage INTENDED AUDIENCE: All Market Participants DAY AFFECTED: Saturday, July 27, 2013 17:00 through Monday, July 29, 2013 0:00 LONG DESCRIPTION: During the outage the following functions will be affected: * Find Transaction and Find ESIID will be unavailable for historic searches * Market Data Transparency Web Services will be unavailable * Extract Subscriber will be unavailable * NDCRC will be unavailable 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 email at [log in to unmask]<mailto:[log in to unmask]>. If you are receiving email 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. sa