US Federal 2025-2026 Regular Session

US Federal Senate Bill SB3947

Introduced
 
Introduced
2/26/26  

Caption

REWIRE Act

Summary

The REWIRE Act would amend the Federal Power Act and related energy statutes to speed up electric transmission upgrades, especially reconductoring projects that replace existing wires with higher-capacity advanced transmission conductors. It creates a categorical exclusion under the National Environmental Policy Act for activities that increase grid capacity within existing rights-of-way or on previously disturbed or developed land, including repairs, maintenance, replacements, upgrades, minor relocations, energy storage additions near existing facilities, reconductoring, and grid-enhancing technologies. In practical terms, that would allow many transmission-related projects to move forward without preparing an environmental assessment or environmental impact statement. The bill also directs the Federal Energy Regulatory Commission to revise its rules to improve the return on equity for investments in advanced transmission conductors, while preserving the requirement that approved rates remain just, reasonable, and not unduly discriminatory. It expands the list of eligible state energy program activities to include reconductoring with advanced conductors and installation of grid-enhancing technologies. In addition, it requires the Secretary of Energy, through National Laboratories, to establish a modeling and evaluation program for transmission planning, resource adequacy, and integrated resource planning, and to create regional collaboratives with universities to support grid modeling, validation, workforce development, and rural grid planning. The bill’s broader impact would be to lower federal procedural barriers and create federal incentives for transmission modernization, with the goal of improving reliability, resilience, capacity, and efficiency of the bulk power system. It would affect federal agencies including FERC and the Department of Energy, as well as electric utilities, transmission developers, regional transmission organizations, independent system operators, state regulators, and entities involved in grid planning and infrastructure investment. It also embeds technical definitions for concepts such as ELCC, LOLE, EUE, planning reserve margin, and probabilistic modeling, signaling a strong focus on modern resource adequacy analysis. Overall sentiment around the bill appears favorable and pragmatic, based on its bipartisan sponsorship by Senators McCormick and Welch and the fact that it was referred to committee and heard in subcommittee without recorded opposition in the provided materials. The framing of the bill emphasizes reliability, expansion, and modernization rather than deregulation for its own sake, which suggests support from stakeholders concerned about grid congestion and transmission bottlenecks. The absence of recorded votes or transcript debate limits the ability to identify detailed public sentiment, but the bill’s structure indicates an effort to build consensus around infrastructure upgrades. The main points of contention likely involve the NEPA categorical exclusion and the extent to which federal incentives should favor advanced transmission technologies. Environmental and community stakeholders could object to reducing environmental review for projects near existing rights-of-way, while utilities and transmission developers may support the streamlined permitting and improved cost recovery. Another possible point of debate is whether the bill’s technical modeling requirements and FERC rate changes are sufficient to ensure consumer protection while still encouraging investment in new transmission technologies.

Impact

The bill would amend the Federal Power Act to add a new section creating a categorical exclusion from NEPA review for certain grid-capacity expansion activities within existing rights-of-way or on previously disturbed or developed land. It would also amend FPA section 219 to direct FERC to improve return on equity for advanced transmission conductors, and it would update the Energy Policy and Conservation Act to make reconductoring and grid-enhancing technologies eligible under state energy programs. Separately, it would create new Department of Energy modeling, technical assistance, and university collaboration programs focused on transmission planning, resource adequacy, and advanced transmission technologies.

Sentiment

The available context suggests generally positive, bipartisan sentiment. The bill was introduced by Senators McCormick and Welch and received a committee hearing, indicating at least procedural interest and no visible partisan breakdown in the provided record. Its emphasis on reliability, grid expansion, and modernization likely makes it attractive to utilities, grid planners, and energy policymakers, though the lack of recorded votes or transcript excerpts means there is no direct evidence of floor-level support or opposition.

Contention

The most likely controversy is the bill’s categorical exclusion from environmental review, which could draw criticism from environmental advocates, local communities, or others concerned about reduced NEPA scrutiny for transmission projects. A second area of debate is the bill’s incentive structure, especially the directive to improve return on equity for advanced transmission conductors, which may be viewed by some as favoring utility investment or ratepayer costs. Supporters are likely to include transmission developers, utilities, regional grid operators, and reliability-focused policymakers, while skeptics may focus on permitting shortcuts and consumer cost implications.

Companion Bills

No companion bills found.

Previously Filed As

US HB3183

Electric utilities; creating the GET Over Congestion (Grid Enhancing Technology Over Congestion) Act; effective date.

US S674

Requires electric public utilities to upgrade certain portions of electric transmission and distribution system with advanced conductors.

US HB2223

In service and facilities, providing for advanced transmission technologies.

US HF2682

A bill for an act relating to grid-enhancing technologies and reconductoring, including study and reporting requirements.(Formerly HF 2283.)

US HF2283

A bill for an act relating to grid-enhancing technologies and reconductoring, including study and reporting requirements.(See HF 2682.)

US S2189

Requires BPU to study potential deployment of advanced transmission technologies in NJ.

US H814

Power Infrastructure Resiliency & Eff.(PIRE)

US HB814

House Bill 814

US S2655

Requires applications for energy facilities to take into consideration the 2021 Act on Climate and how the facility may advance or delay the greenhouse gas emissions reductions.

US S0862

Requires applications for energy facilities to take into consideration the 2021 Act on Climate and how the facility may advance or delay the greenhouse gas emissions reductions.

Similar Bills

TX HB5200

Relating to the evaluation and use of grid enhancing technologies and high-performance conductors.

PA HB2223

In service and facilities, providing for advanced transmission technologies.

US HB6633

High-Capacity Grid Act

NJ S674

Requires electric public utilities to upgrade certain portions of electric transmission and distribution system with advanced conductors.

PA SB1291

In service and facilities, providing for advanced transmission technologies.

OK HB3183

Electric utilities; creating the GET Over Congestion (Grid Enhancing Technology Over Congestion) Act; effective date.