FERC approves Duke large load transmission rules despite cost-shift concerns

Federal regulators have approved new rules meant to keep data centers and other huge electricity users from quietly pushing costs onto everyday households. The Federal Energy Regulatory Commission voted 4-1 to approve a plan from Duke Energy Carolinas, which serves about 3 million customers in North and South Carolina. The rules apply when a very large electricity user, like a data center of 100 megawatts or more, needs new power lines or grid upgrades to connect. Under the plan, those large users must pay a significant share of the upgrade costs upfront and over time, rather than spreading the bill across all ratepayers, including homeowners.

Several commissioners said the plan is a step forward but still leaves gaps. One commissioner noted that Duke's previous rules had no protections at all for residential and small-business customers from these cost shifts, and said consumer protections remain weak "across the country." Another commissioner dissented, arguing the plan still lacks strong financial guarantees and transparency, and could leave regular customers exposed if a large-load customer backs out or goes bankrupt before covering its share.

For homeowners, this is mostly background news about how utilities and regulators are trying to prevent the costs of connecting data centers and similar big power users from landing on residential electric bills. It does not change anything on its own, but it signals that this cost-shifting issue is getting more attention from federal and state regulators, including in other states served by different utilities.