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A bill to modify the boundary of the Guadalupe Mountains National Park, and for other purposes.

Public Law 100-541 · H.R. 4777 · 100th Congress · began in the House

Signed by Ronald Reagan (R) on Oct 28, 1988 · Public Lands and Natural Resources

Sponsor: Rep. Ronald Coleman (D-TX-16)

Cosponsors: None

Passage votes

  • HouseVoice vote
  • SenateVoice vote
Data notes

The final version of the law, as each chamber passed it. A chamber that passed it by voice vote or unanimous consent has no count. “Method not stated” means the record does not say how the chamber voted. Where the record has a member-by-member vote, the “Who voted for it” section shows who voted yea.

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Summary

The Congressional Research Service’s plain-language summary of what the law does.

Includes specified lands within the boundary of the Guadalupe Mountains National Park, Texas. Authorizes appropriations for the construction of a fence to protect the natural and cultural resources of such lands.

Committees

The committees the bill was sent to, and what each did with it.

Data notes

A committee links to its page only where it exists in the current Congress; older and renamed committees are named without a link.

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Timeline

From introduction to signing, newest first: the committees, the floor and the president. 14 actions.

  1. Oct 28, 1988Became lawBecame law · Became Public Law No: 100-541.
  2. Became lawBecame law · Signed by President.
  3. Oct 21, 1988PresidentPresident · Presented to President.
  4. Oct 14, 1988FloorFloor · Passed Senate without amendment by Voice Vote.
  5. CommitteeCommittee · Discharged from Senate Energy and Natural Resources Committee
  6. Aug 10, 1988CommitteeCommittee · Referred to Senate Energy and Natural Resources Committee
  7. Aug 8, 1988FloorFloor · Passed House (Amended) by Voice Vote.
  8. CommitteeCommittee · Reported by House Natural Resources Committee
  9. Aug 3, 1988CommitteeCommittee · Markup by House Natural Resources Committee
  10. Jul 28, 1988CommitteeCommittee · Reported by National Parks and Public Lands Subcommittee of the House Natural Resources Committee
  11. Jul 14, 1988CommitteeCommittee · Hearings by National Parks and Public Lands Subcommittee of the House Natural Resources Committee
  12. Jun 17, 1988CommitteeCommittee · Referred to National Parks and Public Lands Subcommittee of the House Natural Resources Committee
  13. Jun 9, 1988CommitteeCommittee · Referred to House Natural Resources Committee
  14. IntroducedIntroduced · Introduced in the House
Data notes

Shows the introduction, each committee and subcommittee step the source dates (referral, hearings, markup, report, discharge), and the floor, conference, presidential and became-law steps. Calendar placements, messages between the chambers, amendments and committee report numbers are not shown for laws before the 108th Congress. Two entries the source lists twice are shown once.

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Official record

The bill’s full text and every action, including introduction and committee steps, are on Congress.gov. Data through Oct 7, 2026.