The record

LegislationLegislation· Mar 2026
HR 1366 Passed House — in Senate

Sponsored by Mark E. Amodei (R)

Mining Regulatory Clarity Act

Allows mining operators to use federal lands for waste disposal without proving mineral deposits are present.

Tradeoff

Expands where miners can locate mill sites for waste rock and tailings disposal on public lands. Revenues from mill site claim fees go to an abandoned hardrock mine reclamation fund.

What's in it

See official bill text

The House passed this 219-198 on December 18, 2025. A failed 205-213 the same day. The bill is awaiting Senate action.

  1. House

    Introduced

    (Feb 14, 2025)

  2. House

    Committee on Natural Resources(Feb 14, 2025)

  3. House

    The Committee on Natural Resources voted to send it to the floor

    Reported 25 - 17(Sep 17, 2025)

    Committee report H. Rept. 119-386.

  4. Senate

    Received from the House

    Received(Dec 18, 2025)

  5. House

    On

    Failed(Roll #357 · Dec 18, 2025)

    205 yeanay 213

  6. House

    Passage of the bill

    Passed(Roll #358 · Dec 18, 2025)

    219 yeanay 198

Passage votes so far· Dec 18, 2025· 119th Congress · 2025–2027