PJM Errors and Czech Derating Turn Capacity Into a Compliance Game

Storage is being priced less like a flexible merchant asset and more like a regulated capacity product, with rules and compliance now driving revenue.

Updated

What is this trend?

Capacity markets are turning storage value into a compliance and settlement exercise, where auction rules, derates, and availability tests can swing revenue by billions.

  • Auction design errors can materially change storage revenue and valuation.
  • Must-offer rules, exemptions, and RMR treatment are now major pricing variables.
  • Czech capacity rules reward longer-duration batteries with higher derates and clearer income.
  • Compliance, aggregation rights, and settlement accuracy are becoming core storage capabilities.

What’s the latest?

PJM’s latest capacity-auction errors turned market-design risk into a direct valuation variable, with flaws in the VRR curve, intermittent-resource offers, demand response and import treatment, and a

Interconnection Standards, Capacity Compliance, and Long-Duration Storage Race to Define Procurement Advantage

How it developed

  1. Grid-Forming Becomes Mandatory, Duration Reprices Storage, and Large Loads Buy Reliability
    • Storage Revenues Are Being Rewritten Around Contracted Duration

  2. Curtailment Becomes Storage Demand, Localization Gates Market Access, and Long-Duration Storage Turns Bankable
    • Australia and Germany Push Storage Into the Operating Layer

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