Master File (MFRD)

The Master File (MFRD) provides ISO with the ability to store market participants’ operating parameters data, which is then used in many of its applications. Additionally, MFRD provides market participants with the ability to update their information as needed.

Access the application through the MPP*

*Certificate required

Multi-stage generating resource

Resource data submission

The Generator Resource Data Template and the Intertie Resource Data Template are used to submit requests to add or change specific operating parameters that reside in the Master File. For updates to existing data, scheduling coordinators must make any changes on the templates downloaded from the Master File user interface or application programming interface. Scheduling coordinators then submit updated templates using the user interface UPLOAD function or the programming interface SUBMIT services. Requests for new system resources should be sent to RDT@caiso.com in the New Intertie Resource Request template.

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