Large load tariffs
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Grid interconnection Connecting large loads
A Place in Line and a Date to Connect: Dominion Energy's Report on Its Large-Load Customers
In a report dated May 2026, Dominion Energy says it keeps a queue for data centers and assigns energization dates, generally first in, first out. It also sets out what a data center signs and pays on the way to its meter, and the terms of a new rate class for the largest users.
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Rules and permits Rules and tariffs
A Longer Minimum Term and a Lower Threshold: The Wisconsin Commission's Preliminary Decision on a Very Large Customer Tariff
On April 24, 2026, the Public Service Commission of Wisconsin said it had made major modifications to one utility's tariff for very large customers. Its release is an overview of preliminary decisions, and the final order, it says, is the official action.
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Rules and permits Rules and tariffs
Must Foot the Bill: Michigan's Commission Approves Battery Storage for a Data Center
On March 27, 2026, Michigan's Public Service Commission approved six energy storage projects for a utility, three of them to serve a data center whose developer must pay to develop storage that matches the data center's contracted demand. The same release recorded that the commission denied petitions for rehearing on the data center's special contracts.
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Rules and permits Rules and tariffs
Protections for Existing Customers: The Michigan Commission's Issue Brief on Data Centers and Other Large Loads
An issue brief of the Michigan Public Service Commission, dated November 6, 2025, says an order on one utility's tariff establishes a minimum contract length, a minimum bill and an exit fee for data centers and other new very large load customers, and requires substantial collateral. The brief says it is not a substitute for the commission's orders.
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Financing and contracts Power contracts
Regardless of Actual Usage: The Kansas Commission's Large Load Rate Plan
On November 6, 2025, the Kansas Corporation Commission said it had approved a unanimous settlement agreement creating a Large Load Power Service rate plan. Its release says customers on the plan will pay a minimum monthly bill regardless of actual usage, provide collateral, and pay an exit fee if the contract is terminated early.
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Financing and contracts Power contracts
In a Manner Designed to Protect Existing Customers: The Georgia Commission's Order on One Utility's Rules for Large New Customers
On January 23, 2025, the Georgia Public Service Commission approved, as modified by its staff, one utility's revisions to its rules for large new customers, which allow minimum billing requirements and longer contract term lengths. The order gives no figure for either, and requires the utility to file the complete contract on all new contracts.
