June 4, 2025

Arizona Corporation Commission probes cybersecurity risks of Chinese inverters on state grid

Inquiry follows reports of potential “backdoors” and “kill switches” in Chinese-made solar, wind, and battery inverters.

Cybersecurity Check: Arizona Corporation Commission (ACC) Vice Chair Nick Myers launched an inquiry into the cybersecurity risks posed by Chinese-manufactured inverters used in the state's renewable energy systems. The inquiry, prompted by media reports, aims to assess the potential for unauthorized access and grid vulnerabilities. Deep Dive: Myers' inquiry focuses on the extent of Chinese inverter deployment within Arizona utilities, ...

Details:

Filing Date: June 3, 2025

Docket Numbers:

ACC-00000A-20-0008

Short Summary:

Arizona Corporation Commission (ACC) Vice Chair Nick Myers launched an inquiry into the cybersecurity risks posed by Chinese-manufactured inverters used in the state’s renewable energy systems. The inquiry, prompted by media reports, aims to assess the potential for unauthorized access and grid vulnerabilities.

Impact Level:

Categories:

Grid Reliability & Security

Tags: Cybersecurity, Grid Reliability, Inverter-Based Resources

Entities: Arizona Corporation Commission

Markets:

Regions: West

States: Arizona

Regulators: Arizona Corporation Commission

Courts:

Documents:

Press Release