Texas grid operator faces estimated 474 GW of interconnection requests and halts approval of new data center grid connections, creating hard infrastructure ceiling.

Texas Governor Greg Abbott has called for a comprehensive audit of all data center projects in the Electric Reliability Council of Texas interconnection queue—a request that prompted ERCOT to delay its Batch Zero review process. The state faces an estimated 474 gigawatts of interconnection requests.

In his directive, Abbott cited concerns that "the scale of Texas data center development could endanger the reliability and stability of the Texas electric grid." The audit will examine whether data center proposals comply with requirements to protect grid reliability and resilience, with Abbott stating that "any data center project that fails to comply with the verification and audit process to protect the reliability and resilience of the Texas electric grid must be denied."

Following Abbott's letter, ERCOT announced the delay on Monday and plans to request a good-cause exemption to the standard timeline at a Public Utility Commission of Texas open meeting scheduled for August 20.

Texas joins New York in imposing restrictions on data center development. New York halted new data center approvals for up to a year in July while it develops new regulatory rules.

The Data Center Coalition, representing industry members, expressed cautious support for the audit, with executive vice president Dan Diorio stating that it "will help separate those who are responsible water and energy stewards from those who are not." Diorio urged regulators to "distinguish between speculative projects and serious, committed investors and community partners," noting that "billions of dollars in investment and hundreds of thousands of jobs are on the line."

ERCOT's May forecast projected peak demand could more than quadruple by 2032, driven largely by data centers and other large-load customers—though the grid operator cautioned that this forecast may be inflated. Utilities and grid operators have struggled to distinguish between genuine demand and speculative projects when evaluating data center load projections.

The pause creates financial and timeline uncertainty for stakeholders. Law firm Troutman Pepper Locke cautioned that project investors should "assess how this suspension affects project viability, lender security interests, and committed capital deployment schedules—including counterparty termination rights," while tech companies and hyperscalers should evaluate development timelines and the new compliance requirements governing future approvals.

Virginia currently ranks as the top U.S. state for data center development, with Texas second. Conventional expectations held that Texas would eventually claim the top position. Industry observers believe this remains possible if the audit process proceeds efficiently. Diorio emphasized that if handled well, Abbott's audit "can showcase the good actors in the data center industry rather than delaying them unnecessarily, ensuring Texas will continue to be the national leader in economic development."