AZ HB2331

Requires electric utilities and public power entities serving more than one million Arizona customers to ensure at least 85% of their generating capacity comes from "reliable resources" by January 1, 2030

Defines "reliable resources" as electric generation that is dispatchable or capable of providing baseload energy and not subject to intermittent availability, effectively excluding wind and solar power

Defines "intermittent availability" as resources dependent on weather conditions, solar irradiance, wind speeds, or other naturally variable conditions that cannot be dispatched on demand

Applies to both electric public service corporations regulated by the Corporation Commission and public power entities serving retail customers in Arizona

May be cited as the "Energy Reliability Standards Act"