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AB 840·WI·house

Relating to: certain requirements related to data centers.

Passed One ChamberFiled Jan 9, 2026
Sponsor: Zimmerman
Latest Action

Failed to concur in pursuant to Senate Joint Resolution 1

Jan 9, 2026

Summary

The bill sets new rules for data centers in Wisconsin, mandating they use closed‑loop water cooling, report annual water consumption, and post a bond or other security to cover site reclamation. It also directs utilities not to allocate infrastructure costs for data centers to other ratepayers and requires renewable energy facilities serving a data center to be located on the same site.

AI-generated summary — may be incomplete or inaccurate. Verify against the official bill text.

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