Estimate of Cluster 15 Cluster Study Cost and Timeframe

The California ISO has posted the non-binding updated good faith estimate of the cost of the cluster 15 cluster study in the market participant portal, pursuant to Section 3.5.2 of the CAISO Tariff Appendix KK.  Instructions to gain access.

The non-binding updated good faith estimated timeframe to complete the cluster study is 164 calendar days commencing June 1, 2025, and concluding November 12, 2025. Please review the Resource Interconnection Standards Interconnection Study Timeline for more details.