Editor’s Note: This story has been updated with a statement from Michigan Public Service Commission Chair Dan Scripps.
LANSING, MI — Attorney General Dana Nessel has filed a claim of appeal, challenging the Michigan Public Service Commission’s conditional approval of two special contracts to service a massive planned data center in Washtenaw County.
The state’s largest AI data center in the works, a 1.4 gigawatt hyperscale facility in Saline Township, south of Ann Arbor, received the go-ahead on Dec. 18, 2025, when the MPSC granted approvals of special power contracts between the data center and DTE Energy — while imposing a litany of requirements for DTE…