Committee advances bill requiring replacement firm generation before plant retirements

Mar 11, 2025

The Senate Committee on Natural Resources gave House Bill 25‑27 a due‑pass recommendation after witnesses debated whether the measure would preserve grid reliability or block cleaner, cheaper renewable resources.

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House Bill 25‑27, advanced by the Senate Committee on Natural Resources on a 5‑3 vote, would prohibit the Arizona Corporation Commission from authorizing the retirement of an electric generation facility in a rate case, integrated resource plan or similar filing unless a new, equal‑or‑greater firm power source that is presently available on the grid already exists.

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