The cost question for AI data centers runs through utility rate structures. Growing power loads generate infrastructure and operating expenses, and when regulators allow utilities to recover those costs through customer charges, the bill lands on ratepayers. Congress built a bipartisan coalition around legislation to limit those increases. Then Sen. Martin Heinrich, Democrat of New Mexico, blocked the bill, calling it a half-measure.
Heinrich's framing is the detail that shapes what happens next. A senator who calls a bill insufficient is not the same as one who opposes the underlying goal. On the available record, Heinrich does not object to limiting data center-related utility cost increases. He objects to the terms the bill sets for doing so, a stance that at least leaves room for negotiation.
Whether that negotiation materializes is the open question. Revising the bill to satisfy Heinrich would require the bipartisan coalition that backed the original measure to accept stricter controls. If they will not, or if the legislative calendar closes before they can try, the status quo holds: no federal cap on how data center growth affects utility customers, and a senator on record calling the best available attempt inadequate.