H.R. 1366Heading to a voteEnvironment & energy
Bill would let mining firms claim multiple 5-acre mill sites for waste and ore
Data as of July 11, 2026
The bill lets mining companies claim multiple 5-acre mill sites and directs their fees toward cleaning up abandoned hardrock mines.65-second read · 5 questions answered below
Decoded
What does this do?
This bill lets mining companies with a lode or placer claim also claim multiple nearby mill sites (each capped at 5 acres) to support their approved mining operation, rather than just one as under current law. Mill site claims do not grant mineral rights or allow the land to become private property, and the bill states existing environmental and preservation laws still apply. It also creates an "Abandoned Hardrock Mine Fund" funded by companies' required annual fees for these claims, to be used for cleanup of old abandoned mines without new congressional approval each time.
Who does it affect?
Hardrock mining companies operating on federal public lands, especially in Western states like Nevada, and federal agencies like the Department of the Interior and Forest Service that oversee mining claims. Communities near abandoned mine sites are indirectly affected through potential cleanup funding.
Why does it matter?
The change gives mining companies more flexibility to support operations with additional land while preserving federal oversight and existing environmental protections. It also creates a dedicated funding stream for abandoned mine cleanup tied to fees companies already pay.
What does it cost, and who pays?
- Funded by existing annual claim fees
- No new congressional approval needed
- Used for abandoned mine cleanup
Where does it stand?
- Introduced
- House committee
- House vote — You are here
- Senate
- President's desk
Right now: it's headed for a House floor vote. If the Senate changes it, it goes back to the House before reaching the President.
AI-drafted summary. Verify it against the official text before you act on it.
Three steps: where you stand, your script, the call.
Make the callSee how a call works
Official title
Mining Regulatory Clarity Act
- Introduced:
- February 14, 2025
- Latest action:
- March 17, 2026
Read twice. Placed on Senate Legislative Calendar under General Orders. Calendar No. 357.
Read the official bill on Congress.govMake the call
Three steps: where you stand, your script, the call.