DTE Energy is directing $1.6 billion toward battery storage infrastructure intended to serve both grid stability needs and the growing power demand from data centers in its Michigan service territory. The investment reflects a broader utility strategy to build dispatchable storage capacity as large commercial loads from AI and hyperscale facilities strain existing generation resources. DTE has not disclosed specific data center customers tied to the initiative, but the scale of the commitment points to anticipated long-term load growth. Regulators will need to weigh how storage costs are allocated between data center operators and general ratepayers.