Every U.S. grid operator regulated by the Federal Energy Regulatory Commission has formally requested a three-month extension to comply with the agency’s orders governing how large new electricity loads — primarily data centers, advanced manufacturing, and electrification projects — interconnect to the bulk power system and how their costs are allocated. The unanimous request from every ISO and RTO underscores that the current regulatory and planning framework is not equipped to handle the speed and scale of load growth now materializing across the country.
FERC’s large-load orders, issued earlier this year, were intended to bring consistency to interconnection procedures and cost responsibility for loads that can exceed hundreds of megawatts — equivalent to adding a mid-sized city to the grid virtually overnight. Grid operators now say they need more time to develop compliant tariff revisions, stakeholder processes, and technical studies that reflect the operational reality of integrating these resources without compromising reliability or unfairly burdening existing customers.
The extension request is less about bureaucratic delay than about the fundamental mismatch between traditional transmission planning cycles — measured in years — and the deployment timelines of hyperscale data centers and industrial facilities, which often demand power within 12 to 18 months. Several ISOs have already warned that their interconnection queues are dominated by large-load requests, creating backlogs that threaten both clean energy projects and grid stability. A three-month pause on compliance effectively pushes any standardized solution into 2025, leaving a patchwork of interim practices in place.
For investors and developers, the delay adds regulatory uncertainty to an already complex landscape. Cost allocation methodologies — whether new loads pay for upstream upgrades, share socialized costs, or trigger new capacity market obligations — directly affect project economics. Meanwhile, state regulators and consumer advocates are watching closely, concerned that inadequate cost assignment could shift billions in grid reinforcement costs onto residential and small commercial ratepayers.
Read the full report at Energy Central.