to approve PGRR100 and accompanying ERCOT Market Impact Statement as presented in Project No. 52934, Review of Rules Adopted by the Independent Organization
to endorse and forward to TAC the 2/7/22 ROS Report, as amended by the 3/22/22 ERCOT comments as revised by ROS, and 3/2/22 Impact Analysis for PGRR100, with a recommended effective date of 1/1/23
This Planning Guide Revision Request (PGRR) revises the Annual Planning Model base case update frequency from triannual to biannual to align with the intention of the Steady-State Working Group (SSWG) to adjust its current case building schedule to a biannual basis.
Reason:
Market efficiencies and enhancements; Other: Improves the case quality of the Annual Planning Model base cases and allows for the potential of additional cases going forward, such as the Geomagnetically-Induced Current (GIC) system model.