MSOC (Market Seller Offer Cap) is a price ceiling applied to certain capacity sell offers. MSOC is based on Net Avoidable Cost Rate (ACR) formula defined by PJM.

Source: https://www.pjm.com/-/media/committees-groups/task-forces/rastf/2022/20220228/20220228-item-02a-msoc-options-for-consideration-pjm.ashx

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PJM BRA 2023/24 Capacity Price Forecast | Capacity Watch Blog

ESAI Power’s recent Capacity Watch includes our forecast for the PJM BRA 2023/24. Our PJM analysis this quarter includes ESAI’s forecast for the PJM BRA 2023/24 and reflects upon MOPR, MSOC, ELCC and VRR Curves.

PJM BRA 2023/24 Rule Changes and Auction Parameters: Capacity Price Forecast | Capacity Watch Blog

In ESAI’s latest Capacity Watch report, we analyze the three major rule changes that will impact pricing in the upcoming PJM Base Residual Auction (2023/24 BRA) and the subsequent influence on clearing prices out to 2030. These rule changes include FERC’s revised approval of ELCC, a default MSOC based upon Net ACR, and FERC’s failure to reach a majority decision on PJM’s proposed MOPR revisions.