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NOTICE DATE:  May 14, 2019
NOTICE TYPE:  W-A041119-02 NPRR
SHORT DESCRIPTION:  Implementation Details of NPRR755 and NOGRR154
INTENDED AUDIENCE:  Qualified Scheduling Entities and Transmission Service Providers
DAY AFFECTED:  June 15, 2019

LONG DESCRIPTION:  On June 15, 2019, ERCOT will implement Nodal Protocol Revision Request (NPRR) 755, Data Agent-Only QSE Registration, and Nodal Operating Guide Revision Request (NOGRR) 154, Alignment with NPRR755 and Requirements for ERCOT WAN Installation and Exchange of Resource-Specific XML Data.

Implementation of NPRR755 and NOGRR154 will allow ERCOT to begin the registration process for Entities interested in becoming Data Agent-Only QSEs. Registration forms for Data Agent Only QSEs will be available on the Qualified Scheduling Entities<http://www.ercot.com/services/rq/qse> page of the ERCOT website prior to June 15, 2019. Third-party service providers currently providing communication and data services required to be exchanged over the ERCOT WAN will be required to register as a "Data Agent-Only QSEs".  QSEs (including Data Agent-Only QSEs) currently using the public Internet to submit data required to be exchanged over the ERCOT WAN or secure private networks will be expected to either comply with these requirements or submit mitigation plans for compliance to ERCOT for approval.
ACTION REQUIRED: ERCOT requests that TSPs, QSEs and third-party service providers that do not currently meet the requirements in NPRR755 and NOGRR154 contact their ERCOT Account Manager or ERCOT's Client Services department to discuss their timeline for compliance with these provisions.  Mitigation plans will be required to be submitted to ERCOT for approval prior to June 15, 2019.  The mitigation plan should include a timeline for registration of applicable entities, detailed description of WAN installations and secure private networks as well as the type of protocol required communication (ICCP, voice, data, etc.) exchanged between the Market Participant, service provider and ERCOT.
ADDITIONAL INFORMATION:  NPRR755<http://www.ercot.com/mktrules/issues/NPRR755> and NOGRR154<http://www.ercot.com/mktrules/issues/NOGRR154> and associated documents can be found on the ERCOT website.
Please review the ERCOT website for previous Market Notices<http://www.ercot.com/services/comm/mkt_notices/archives/search?nc=all&per=&pg=&q=W-A041119-0&sort=> related to this subject.
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 a public 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.

mm