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H.R. 6163

BillFederalHouseIn Committee
Determination of NEPA Adequacy Streamlining Act
About This Bill
Committee
Latest Action · November 19, 2025
Referred to the House Committee on Natural Resources.
Congress
119th (2025–2027)
Introduced
November 19, 2025
Cosponsors (0)
None
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Summary

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This bill modifies the National Environmental Policy Act (NEPA) to allow federal agencies to reuse environmental studies when reviewing similar projects. Under the new rules, agencies can rely on a previously completed environmental assessment or impact statement for a new project if they determine the new action is substantially the same as the original one and will have similar effects. If a new project isn't substantially similar, agencies can modify an existing environmental study rather than conducting an entirely new one, though they must make the modified version publicly available. The bill applies to all federal agencies conducting major actions and effectively streamlines the NEPA review process by reducing the need for duplicate environmental studies on comparable projects. No specific funding or implementation timeline is included in the legislation.

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