To provide for the boundary of the Palo Alto Battlefield National Historic Park to be adjusted, to authorize the donation of land to the United States for addition to that historic park, and for other purposes.

Cost and committee reports

Official records Congress.gov attaches to H.R. 4139.

• Committee reportCongress.gov lists 1 committee report for this bill: H. Rept. 116-641 ↗. The Congress.gov committee record lists a “Reported By” entry for the Natural Resources Committee on December 14, 2020.
  Source: Congress.gov, reported December 14, 2020 ↗

  Evidence

  Field in the Congress.gov record

  committeeReports

  Report API records

  https://api.congress.gov/v3/committee-report/116/HRPT/641

  Congress.gov bill record

  H.R. 4139, 116th Congress

  Congress.gov API record

  https://api.congress.gov/v3/bill/116/hr/4139

  Record last updated by Congress.gov

  April 7, 2025

  PORKER copy retrieved

  September 20, 2026

  Stored copy, SHA-256 of the file

  b4e336df4cf36459fb8f72261fcef8315656e9ba9e41e8ab5916ee96f262daa4

  A committee report is the committee’s own explanation of the bill. PORKER lists it and links to it; reading it is up to you.

• Constitutional authority statementThe sponsor’s statement of where the Constitution gives Congress the power to pass this bill. Statement by Mr. VELA, as printed in the Congressional Record (Vol. 165, No. 129, July 30, 2019, Pages H7482-H7483):
  Article I, Section I, Clause 1 of the U.S. Constitution, in that the legislation concerns the exercise of legislative powers generally granted to Congress, including the exercise of those powers when delegated by Congress to the Executive. Article I, Section 8, Clause 18 of the U.S. Constitution in that the legislation exercises legislative powers granted to Congress by that clause ``to make all Laws which shall be necessary and proper for carrying into Execution the foregoing Powers, and all other Powers vested by this Constitution in the Government of the United States, or in any Department or Office thereof.' ''
  Source: Congress.gov, Congressional Record July 30, 2019 ↗

  Evidence

  Field in the Congress.gov record

  constitutionalAuthorityStatementText

  Statement length

  622 characters

  Congress.gov bill record

  H.R. 4139, 116th Congress

  Congress.gov API record

  https://api.congress.gov/v3/bill/116/hr/4139

  Record last updated by Congress.gov

  April 7, 2025

  PORKER copy retrieved

  September 20, 2026

  Stored copy, SHA-256 of the file

  b4e336df4cf36459fb8f72261fcef8315656e9ba9e41e8ab5916ee96f262daa4

  PORKER shows the statement exactly as printed, with the page markup removed. It is the sponsor’s claim; it is not a legal finding.

Congress.gov’s record for this bill does not list a CBO cost estimate (as of April 7, 2025). Not every bill gets one.

From the Congress.gov bill record for H.R. 4139, last updated April 7, 2025. PORKER’s copy was retrieved September 20, 2026 and is refreshed nightly. Open “Evidence” on any line for the record, field and file fingerprint.