Latest action: Received in the Senate and Read twice and referred to the Committee on Homeland Security and Governmental Affairs.
Originating chamber has voted to pass. Sent to the other chamber.
The House voted to pass the bill. It now moves to the Senate, which repeats the committee referral and floor-vote process.
Next: Passed Both Chambers
Conference committee (if versions differ), then the President
Bill authorizes underground border defense infrastructure construction along U.S. borders.
The problem
Unauthorized border crossings continue despite existing surface barriers. Policymakers seek additional security methods to prevent illegal entry and drug trafficking.
The proposal
Bill allows construction of underground detection systems, barriers, and monitoring technology beneath U.S. borders to detect and deter unauthorized crossing attempts.
The impact
Border communities, federal agencies, and immigration enforcement operations are affected. Construction and monitoring costs impact federal budget. Border residents may experience construction impacts.
Underground sensors and barriers could detect tunnel-based crossing attempts and unauthorized excavation. This technology supplements existing surface barriers and surveillance.
As smuggling organizations develop tunnel networks, underground infrastructure directly addresses this growing threat. Provides capability-parity with criminal organizations.
Underground systems operate continuously regardless of weather or visibility. Automated monitoring reduces personnel requirements in remote terrain.
Construction and maintenance of underground infrastructure creates employment opportunities in border regions and related industries.
Underground infrastructure is significantly more expensive than surface barriers. Ongoing maintenance and technology updates increase long-term federal spending requirements.
Extensive underground construction can damage ecosystems, alter water tables, and disturb sensitive border habitats. Environmental review and mitigation may delay implementation.
Border residents face construction noise, vehicle traffic, and land access restrictions during multi-year projects. Some private property may require easements or acquisition.
No official summary limits assessment of specific technologies. Effectiveness depends on implementation details, tunnel detection accuracy, and smuggler adaptation responses.
Generated by AI from the bill text. Not a prediction and not legal or policy advice. The percentage is the model's own rating of each item — self-reported, and not a measure of how accurate it is.
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Individual contributions, grouped by employer · FEC
Where their individual donors work · 2026 cycle
Money from people who work there, not from the company. Not tied to this bill.
Itemized individual contributions via FEC, grouped by the employer each contributor self-reported. Companies and unions cannot contribute to federal candidates from their treasuries, so these totals are money from people who work at an employer — never from the organization itself. They are campaign contributions covering a full election cycle and are not connected to this bill.
Senate LDA lobbying disclosures
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