GRID Act
- Sponsor
- Sen. Hawley, Josh [R-MO]
- Committees
- Energy and Natural Resources Committee (primary)
- Last action
- Feb 11, 2026
Bottom line
The GRID Act requires large data centers to either operate entirely off the electric grid or prove they do not raise residential electricity rates, while also mandating extensive public disclosures of their energy consumption and property dealings.
What it actually does
This bill, known as the GRID Act, mandates that new data centers with a power demand of 20 megawatts or more must derive all their energy from off-grid sources. Existing data centers are given a 10-year grace period to comply, during which they can obtain a Zero Rate Effect Certificate from the Secretary of Energy, demonstrating they do not increase residential electricity rates. The bill also establishes national requirements for covered entities to publicly disclose utility usage, real property acquisitions for data centers, and agreements with utilities, prioritizing residential ratepayers in all determinations.
Proponents argue
Supporters argue that this bill is essential for protecting residential ratepayers from bearing the costs of increased electricity demand driven by large data centers. They contend that data centers place significant strain on the electric grid, leading to higher utility rates and infrastructure costs for ordinary consumers. By requiring data centers to internalize these costs or operate independently, the bill ensures fairness and transparency in energy consumption and pricing, preventing residential ratepayers from subsidizing corporate energy needs.
Opponents contend
Opponents might argue that the bill imposes significant and potentially prohibitive costs on the data center industry, which could stifle innovation, deter investment, and drive data center development overseas. They may contend that the requirements for off-grid power or obtaining a Zero Rate Effect Certificate are overly burdensome and complex, potentially leading to increased operational expenses that are ultimately passed on to consumers of digital services. Critics could also raise concerns about the feasibility of widespread off-grid solutions and the administrative burden on the Department of Energy to conduct the required studies and issue certificates.
The bill is concise and relatively easy to read, allowing an informed reader to grasp its core provisions quickly.
Section 4(a)(1)
Off-Grid Power Requirement for New Data Centers
Beginning 180 days after enactment, any new data center with a power demand of 20 megawatts or more must obtain all its energy, including backup power, from sources entirely separate from the electric grid, such as captive power plants or on-site generation. This mandate aims to prevent new data centers from contributing to grid strain and associated rate increases for residential customers.
Supporters argue
Supporters argue this provision directly addresses the strain new data centers place on the grid and ensures that residential ratepayers are not burdened with the costs of expanding infrastructure to meet new, large-scale industrial demand. It promotes energy independence for these facilities.
Critics contend
Opponents may contend that this requirement is overly restrictive, making it economically unfeasible to build new large data centers in the U.S. They might argue it forces reliance on potentially less efficient or more polluting on-site generation, or drives data center development to other countries.
Tradeoffs
This provision balances the desire to protect residential ratepayers from rising energy costs with the potential impact on the growth and competitiveness of the domestic data center industry.
Section 4(a)(2) and 4(b)
Zero Rate Effect Certificate for Existing Data Centers
Existing data centers that currently draw power from the electric grid are granted a 10-year period to comply with the off-grid mandate. During this time, they can continue to operate by obtaining and renewing a Zero Rate Effect Certificate annually from the Secretary of Energy. To issue this certificate, the Secretary must study and determine that the data center will not increase electrical rates paid by residential ratepayers, prioritizing residential rates above all other classes.
Section 4(c)
Rate Effect Credits
Covered entities can satisfy the requirements for a Zero Rate Effect Certificate by paying 'Rate Effect Credits' or entering into other financial arrangements. These credits or arrangements must, in the Secretary's determination, fully offset any negative effect the data center would otherwise have on residential electricity rates. The Secretary is explicitly mandated to prioritize residential ratepayers in this determination.
Section 4(d) and 4(e)
Legal and Labor Requirements for On-Site Power Sources
Any power source used by a data center to generate its own electricity (e.g., captive power plant, on-site generation) must comply with all applicable local, State, and Federal environmental laws and regulations based on its actual use and emissions. Additionally, covered entities constructing such power sources are required to enter into a project labor agreement (as defined in 48 CFR 52.222-34(a)) for the construction work.
Section 4(f)
Enforcement of Off-Grid Requirement
Any person or entity that violates the off-grid power requirement for data centers (Section 4(a)) will be subject to a civil penalty of not less than $1,000,000 per day for each day the violation occurs. This provision establishes a significant financial deterrent to non-compliance.
Section 5(a)
Utility Usage Reporting Requirements
Within 90 days of enactment, the Secretary of Energy must establish a national requirement for covered entities to publicly disclose their utility usage. For new data centers, this includes estimated usage for the first year and the subsequent five years. For existing data centers, it requires current and five-year estimates, plus actual usage data for the five most recent previous operational years. This aims to provide transparency on data centers' energy and water consumption.
Section 5(b)
Real Property Acquisition Disclosure
Within 90 days of enactment, the Secretary must establish a national requirement for covered entities to publicly disclose any acquisition of real property or possessory interest (like a lease) intended for building or expanding a data center. This disclosure must include details of transactions between the covered entity and the seller, and any related transactions involving government entities.
Section 5(c)
Utility Agreement Disclosure
Within 90 days of enactment, the Secretary must establish a national requirement for both covered entities and utilities to publicly disclose any transaction or agreement regarding utility service for a data center, including financial arrangements for Rate Effect Credits. This disclosure must detail any subsidies, credits, discounts, cost-sharing, or tax benefits provided by utilities, local, or state governments, including estimated total savings for the data center and whether the entity is affiliated with the utility.
The definition of 'data center' specifies that the requirements of the Act only apply to facilities with a power demand of 20 megawatts or more and explicitly excludes data centers owned, operated, or maintained by a 'covered agency' (federal government) or its contractors.
Section 3(2)
Why it matters:This is standard legislative practice to define terms precisely at the beginning of a bill, but the specific thresholds and exclusions are highly consequential for the bill's applicability.
Case for: Supporters would argue that focusing on large data centers targets the primary drivers of grid strain and rate impacts, while excluding federal facilities avoids inter-agency conflicts and national security implications.
Case against: Critics might argue that excluding smaller data centers or federal facilities creates loopholes, allowing significant energy consumers to avoid the bill's requirements and potentially undermining its overall effectiveness.
Estimated impact: Significantly narrows the universe of affected data centers, focusing regulatory burden on the largest private facilities.
This subsection details the specific criteria the Secretary of Energy must study and determine when evaluating a request for a Zero Rate Effect Certificate. These include interconnection costs, contribution to coincident peak, effects on locational marginal price, value-cost ratios, marginal cost of generation, line loss percentages, and any Rate Effect Credits or other financial arrangements.
Section 4(b)(2)
Why it matters:This is standard legislative practice for specifying administrative procedures and technical criteria, but the complexity of these factors means the actual implementation burden and potential for dispute are significant.
Case for: Proponents would argue that these detailed criteria ensure a thorough and scientifically rigorous assessment of a data center's impact on electricity rates, providing a robust basis for the Secretary's determination.
Case against: Opponents might argue that the complexity of these metrics makes the study process highly burdensome, potentially subjective, and prone to delays, creating significant uncertainty for data center operators seeking certificates.
Estimated impact: Creates a highly technical and potentially resource-intensive process for both the Department of Energy and data center operators, influencing the feasibility and cost of obtaining a Zero Rate Effect Certificate.
These subsections repeatedly emphasize that in making determinations regarding Zero Rate Effect Certificates, Rate Effect Credits, and promulgating regulations, the Secretary of Energy 'shall prioritize the electrical rates paid by residential ratepayers over all other ratepayer classes.'
Section 4(b)(3)(B), 4(c)(2), 4(g)(2)
Why it matters:The repetition underscores the central policy intent of the bill, ensuring that this prioritization is not overlooked in the implementation of various provisions. It's a deliberate legislative emphasis.
Case for: Proponents would highlight this as the cornerstone of the bill, ensuring that the interests of individual households are explicitly protected and given precedence over commercial or industrial interests in energy policy decisions related to data centers.
Case against: Critics might argue that explicitly prioritizing one ratepayer class over others could lead to unintended consequences, such as disproportionately burdening other commercial or industrial sectors, or distorting energy markets by not considering the overall economic efficiency.
Estimated impact: Establishes a clear and legally binding directive for the Secretary of Energy to always favor residential ratepayers in decisions related to data centers' impact on electricity rates, potentially shifting costs to other sectors or data centers themselves.