# TVA Charges Data Centers More for Expanding Power Demand > Source: > Published: 2026-08-24 14:25:11+00:00 TL;DR — Key Takeaways - TVA approved a new electricity rate for data centers that will increase their power costs by about 10% while helping shield residential customers from infrastructure costs tied to rapid data center growth. - The new rate takes effect Oct. 1, with existing data center customers transitioning over three years. Facilities using more than 5 MW will also face an additional capacity-related charge. - Data centers already account for about 18% of TVA’s industrial electricity load, and the utility expects that share to double by 2030. The Tennessee Valley Authority has approved a new electricity rate for data centers that will raise their power costs by about 10%, an increase intended to prevent the region’s AI data centers from pushing new costs onto residential customers. The new rate takes effect Oct. 1 and will be introduced over three years for existing data center customers. Facilities using more than five megawatts will also face an additional charge corresponding to the generating capacity they commit to use. The policy is a major shift for TVA, which previously placed data centers in the same customer category as manufacturing operations. TVA CFO Tom Rice said the dedicated rate is based on the cost of supplying electricity to these facilities. Data centers accounted for about 18% of TVA’s industrial electricity load last year, and the utility expects that share to double by 2030. The pressure is particularly high around Memphis. Data centers in Shelby County account for at least 1,000 MW of demand, far more than in other Tennessee counties. TVA also revised how it handles very large customers requiring more than 100 MW. The new approach coordinates these projects with available generating capacity and planned grid expansion. Large data center operators will be expected to fund transmission and other infrastructure needed to serve their facilities. The issue of who pays for data center growth is likely to remain contentious. TVA’s new rate policy could serve as a model for utilities grappling with AI’s expanding energy footprint. ThinkTennessee, a nonpartisan public policy think tank, has recommended requiring major data centers to cover transmission and distribution upgrades while encouraging flexible electricity use during periods of peak demand. The group has also called for grid-enhancing technology and local zoning policies that give communities greater control over data center development. TVA’s decision puts those cost questions directly into its rate structure. The federally owned utility supplies electricity to more than 10 million people and businesses across Tennessee and portions of six neighboring states. Memphis Mayor Paul Young supported requiring companies responsible for unusually large electricity demand to pay for the infrastructure needed to support it. His comments echo a policy debate facing regions across the US: how to capture the economic benefits of data center development without shifting costs to households. **SpaceXAI Data Centers** The policy has immediate implications for Elon Musk’s SpaceXAI operations in Memphis. Shortly after creating the new rate class, TVA approved a request for the company to become a directly served TVA customer. SpaceXAI will operate under the higher data center rate and pay for the transmission and connection infrastructure needed to support its load. The company has requested 100 MW of power for its Macrohard and Minihard facilities. Its Colossus supercomputer operates in Shelby County and supports the Grok AI system. SpaceXAI is also developing permanent power infrastructure designed for 1.2 gigawatts of capacity.