---
kind: "section"
citation: "16 U.S.C. § 157c"
title: "16"
title_heading: "Conservation"
number: "157c"
heading: "Boundary revision; acquisition of lands and interests; authorization of appropriations"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/16/157c"
units:
  - "Chapter 1 — National Parks, Military Parks, Monuments, and Seashores"
  - "Subchapter XVII — Big Bend National Park"
---

# §157c. Boundary revision; acquisition of lands and interests; authorization of appropriations


The boundary of the Big Bend National [Park](/usc/16/410r–5.md?p=c-3) in the [State](/usc/16/590q.md?p=a) of Texas is hereby revised to include the lands and interests therein within the [area](/usc/16/539m–1.md?p=1-A) generally depicted on the [map](/usc/16/430f–7.md?p=1) entitled “Big Bend National [Park](/usc/16/410r–5.md?p=c-3), Boundary [Additions](/usc/16/410r–5.md?p=c-2)”, numbered 155/80,019–A and dated June 1980 which shall be on file and available for public inspection in the local and Washington, District of Columbia, Offices of the National [Park](/usc/16/410r–5.md?p=c-3) Service, Department of the Interior. The [Secretary](/usc/16/410r–5.md?p=c-1) is authorized to [acquire](/usc/16/620e.md?p=1) the lands and interests therein added to the [park](/usc/16/410r–5.md?p=c-3) by this section by donation, purchase with donated or appropriated funds, or exchange, except that lands and interests therein owned by the [State](/usc/16/590q.md?p=a) of Texas or any political [subdivision](/usc/16/539m–1.md?p=15) thereof may be acquired only by donation or exchange. There are authorized to be appropriated such sums as may be necessary to carry out the provisions of this section, but not to exceed $1,500,000 for the [acquisition](/usc/16/620e.md?p=1) of lands and interests therein.


## Source credit

(Pub. L. 96–607, title IV, § 401, Dec. 28, 1980, 94 Stat. 3539.)