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Bills · 2025-2026 Regular Session

AB 1099

Died at session end Official bill text Atom feed

Relating to: moratorium on data centers.

Agriculture trade and consumer protection department of Data processing

  1. Introduced, stopped here
  2. Passes Assembly, not reached
  3. Passes Senate, not reached
  4. Governor signs, not reached
  5. Law, not reached

Unfamiliar terms? Glossary

What this bill does

Plain-language analysis by the nonpartisan Legislative Reference Bureau

This bill prohibits the operation of a data center in Wisconsin unless all of the following are provided by law, as determined by the secretary of agriculture, trade and consumer protection:

1. The establishment of a statewide data center planning authority.

2. A prohibition on shifting data center energy and water costs to residential customers.

3. A prohibition on shifting data center energy infrastructure costs to residential customers.

4. The creation of a land and community recovery funding mechanism.

5. The elimination of state and local financial subsidies.

6. Mandatory data center public reporting of water and electricity usage.

7. The creation of data center specific safeguards concerning air, water, and noise pollution to protect the environment and people’s health.

8. A requirement that 100 percent of energy derived for data centers must be provided for by newly built, directly accessible renewable energy.

9. A requirement that the contractor constructing the newly built, directly accessible renewable energy projects required for purposes of the bill pay either a prevailing wage or collectively bargained wages.

10. A requirement that the contractor constructing any data center pay either a prevailing wage or collectively bargained wages.

11. The restoration of the Public Service Commission’s integrated resource planning authority.

12. A prohibition on nondisclosure agreements between data centers, data center developers, utilities, and local government officials.

13. A requirement that data centers must receive prior approval by referendum of the electors of the municipality where the data center is to be located.

14. The creation of an enforcement and penalty structure specific to data centers.

For purposes of the bill, a data center is a facility having a primary purpose of storing, managing, and processing digital data and that has at least 5,000 servers, occupies at least 10,000 square feet, or has an electricity demand of at least 100 megawatts.

Sponsors

Introduced by: Clancy (D) , Cruz (D) , Hong (D) , Madison (D) , Moore Omokunde (D) , Tenorio (D)

2 cosponsors

Carpenter (D) , Larson (D)

Registered lobbying interests · 3

Organizations that registered lobbying activity on this bill with the Wisconsin Ethics Commission. Registration means interest, not a position for or against. Official record

Full history

  1. Mar 13, 2026 · Assembly

    Introduced by Representatives Madison, Hong, Moore Omokunde, Clancy, Cruz and Tenorio; cosponsored by Senators Larson and Carpenter

  2. Mar 13, 2026 · Assembly

    Read first time and referred to Committee on Energy and Utilities

  3. Mar 23, 2026 · Assembly

    Failed to pass pursuant to Senate Joint Resolution 1