PSI Sci
New here? Follow the money and the votes · Not sure of your district? Find your U.S. House member · Find your state legislators

H.R. 4840: Casa Grande Ruins National Monument Boundary Modification Act of 2020

Before you vote › Federal bills

H.R. 4840: Casa Grande Ruins National Monument Boundary Modification Act of 2020

116th Congress · introduced 2019-10-23 · Public Lands and Natural Resources · Latest: Placed on the Union Calendar, Calendar No. 536.

federal

Follow this bill, step by step

  1. Where it came from: introduced 2019-10-23 · official record
  2. Who proposed it: Rep. O'Halleran, Tom [D-AZ-1] · what a sponsor is
  3. What happened next: no floor votes in our records yet. Why?
  4. Where it stands now: Placed on the Union Calendar, Calendar No. 536. Not final yet: this can still change. We check for updates every day.
  5. If it becomes law and spends money: follow the money to money laws, then agencies and contracts and grants.

What does this mean?

Official title

Casa Grande Ruins National Monument Boundary Modification Act of 2020

Plain summary

Casa Grande Ruins National Monument Boundary Modification Act of 2020 This bill authorizes the Department of the Interior to acquire specified private or state lands or interests in land from willing sellers in order to expand the boundaries of the Casa Grande Ruins National Monument. As consideration for the acquisition of the lands, unless such lands are donated, Interior must (1) pay fair market value; or (2) convey to the land owners federal lands, interest in federal land, or any other federal asset of equal value located in Arizona. Administrative jurisdiction over a parcel of approximately 3.8 acres of land is transferred from the Bureau of Land Management (BLM) to the National Park Service (NPS), a parcel of approximately 3.7 acres of land is transferred from the BLM to the Bureau of Indian Affairs (BIA), a parcel of approximately 7.41 acres of land is transferred from the BIA to the NPS, and a parcel of approximately 3.5 acres of land is transferred from the NPS to the BIA. Interior may enter into an agreement with Arizona to provide for cooperative management of approximately 200 acres of specified state trust lands.

Congressional Research Service summary (Reported to House), quoted unchanged (nonpartisan). Read the source.

What a vote does

A “Yea” vote

If it passes both chambers and is signed, it becomes law.

A “Nay” vote

If it is not passed, current law stays as it is.

PSI Sci description of the legislative step (not an opinion).

What does this mean? (plain words)

Official text

Casa Grande Ruins National Monument Boundary Modification Act of 2020

Source: Congressional Research Service summary (Reported to House)

AI explanation – may be wrong, check the official text

No AI explanation yet. It takes up to a minute to write and is then saved for everyone.

Limited to a few requests an hour per person.

The strongest published arguments

Arguments for (supporters)

Needs sources: no published arguments on this side yet. We only show items backed by a published source. Suggest one.

Arguments against (opponents)

Needs sources: no published arguments on this side yet. We only show items backed by a published source. Suggest one.

Alternatives

Needs sources: no published alternatives yet (for example a different bill, a law instead of an amendment, or keeping current law). We only show items backed by a published source. Suggest one.

How did my representative vote? · This bill's floor votes

Officials and money

Sponsor: Rep. O'Halleran, Tom [D-AZ-1] · 7 cosponsors

Cost estimate: No cost estimate published yet.

Cosponsors on this site

Paul A. Gosar (R-AZ), David Schweikert (R-AZ), Greg Stanton (D-AZ), Ruben Gallego (D-AZ)

No linked floor roll calls in our collected records yet. This does not mean the bill has never had a vote. Check the official bill history.

Words on this page, explained (2)
Bill
A proposed law. It becomes law only if it passes the legislature and is signed by the president or governor (or a veto is overridden).
Jurisdiction
The area or the matters a government or court has authority over.

Plain meanings written from linked sources. All words.

Sources

Record fed-us-cong116-hr4840 · catalog fed-us-congress-bills-cong116 · updated 2026-11-15 by psicol fed-bills-cong116