United States 119th Congress Status: In Committee Bipartisan · 1 D · 1 R cosponsors

S 3499 — Electric Supply Chain Act

Last action — Read twice and referred to the Committee on Energy and Natural Resources.

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  1. ✓
    Introduced
  2. 2
    In Committee
  3. 3
    Passed Senate
  4. 4
    Passed House
  5. 5
    To Executive
  6. 6
    Enacted

This bill is in committee in the Senate. Introduced December 16, 2025. It must pass committee before a floor vote.

Next likely step: a committee vote, then a floor vote in the Senate.

Prognosis

Advancing 34% · moderate confidence

Where this bill stands today.

Odds of enactment

Low

How often bills like it became law.

  • In Committee

    Current position in the legislative process.

  • 2 sponsors

    1 primary, 1 co-sponsors signed on.

  • Bipartisan support

    Sponsored across 2 parties (1 D · 1 R) — cross-party backing.

Prognosis reads this bill's own signals — stage, sponsorship breadth, committee status, recorded votes and cross-state momentum. Odds come from a model trained on which bills have become law.

Summary

Electric Supply Chain ActThis bill requires the Department of Energy (DOE) to periodically assess the supply chain that supports the generation and transmission of electricity and report on the assessment to the appropriate congressional committees.Specifically, DOE must periodically assess and report oninformation including trends and vulnerabilities in the supply of components needed for generating or transmitting electricity, barriers to expanding U.S. capacity to process critical materials, and domestic policies that deter greater investment into the supply chain;emerging issues in the supply chain; andrecommendations to address these emerging issues and to secure and expand the supply chain.The initial report must be submitted no later than one year after the date of enactment of this bill.

Bill Text

Action History

  1. Introduced in Senate

  2. Read twice and referred to the Committee on Energy and Natural Resources.

Sponsors

Sponsorship breakdown

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1 sponsors · 1 co-sponsors · 545 not signed on

Sponsors (1)

Co-sponsors (1)

Not signed on (545)

545 members have not signed on to this bill.

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"Not signed on" means a member has not sponsored or co-sponsored this bill — it does not imply opposition. Members flagged Voted No have a recorded No vote on this bill.

Whip count is in markup. Polling the chamber and every recorded vote this session. Only the first open is slow. It’s instant for you after this. Calling the roll · Tallying · Engrossing

Subjects

technology energy
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Frequently asked questions

What does S 3499 do?
Electric Supply Chain ActThis bill requires the Department of Energy (DOE) to periodically assess the supply chain that supports the generation and transmission of electricity and report on the assessment to the appropriate congressional committees.Specifically, DOE must periodically assess and report oninformation including trends and vulnerabilities in the supply of components needed for generating or transmitting electricity, barriers to expanding U.S. capacity to process critical materials, and domestic policies that deter greater investment into the supply chain;emerging issues in the supply chain; andrecommendations to address these emerging issues and to secure and expand the supply chain.The initial report must be submitted no later than one year after the date of enactment of this bill.
Who sponsors S 3499?
S 3499 is sponsored by Cortez Masto, Catherine (Democratic) and Moran, Jerry (Republican).
What is the current status of S 3499?
This bill is in committee in the Senate. Introduced December 16, 2025. It must pass committee before a floor vote.
Where can I track S 3499?
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