ERCOT Holiday Interim Solution Issue: Market Participants need to know the ERCOT Holidays for ERS settlements, without having to update their systems every year Interim Solution: ERCOT Holidays will be approved in advance ERCOT Staff has provided the Holidays through 2016 ERCOT Staff will post an Excel spreadsheet in the following location on the ERCOT Website: http://www.ercot.com/services/programs/load/eils/documents

ERCOT Holiday Interim Solution

ERCOT Holiday Interim Solution Long Term Solution: Tenaska Staff will work with ERCOT Staff to draft an NPRR to include ERCOT Holidays in an Extract as a determinant that can be used by Market Participants’ settlement systems ERCOT Executives will continue to have flexibility in determining the ERCOT Holidays from year to year