---
kind: "section"
citation: "16 U.S.C. § 460m–3"
title: "16"
title_heading: "Conservation"
number: "460m–3"
heading: "Establishment; notice in Federal Register; alteration of boundaries; acreage limitation"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/16/460m-3"
units:
  - "Chapter 1 — National Parks, Military Parks, Monuments, and Seashores"
  - "Subchapter LXX — Ozark National Scenic Riverways"
---

# §460m–3. Establishment; notice in Federal Register; alteration of boundaries; acreage limitation


When the [Secretary](/usc/16/410r–5.md?p=c-1) determines that lands and waters, or interests therein, have been acquired by the United States in sufficient quantity to provide an administrable [unit](/usc/16/430f–7.md?p=4), he shall declare establishment of the Ozark National Scenic Riverways by publication of notice in the Federal Register. The [Secretary](/usc/16/410r–5.md?p=c-1) may thereafter alter such boundaries from time to time, except that the total acreage in the Ozark National Scenic Riverways shall not exceed sixty-five thousand acres, exclusive of land donated by the [State](/usc/16/590q.md?p=a) of Missouri or its political [subdivisions](/usc/16/539m–1.md?p=15) and of federally owned land transferred pursuant to [section 460m–1 of this title](/usc/16/460m–1.md).


## Source credit

(Pub. L. 88–492, § 4, Aug. 27, 1964, 78 Stat. 609.)