---
kind: "unit"
title: "30"
title_heading: "Mineral Lands and Mining"
key: "ch12"
level: "chapter"
label: "Chapter 12"
heading: "Multiple Mineral Development of the Same Tracts"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/30/ch12"
sections_count: 11
---

# Chapter 12 — Multiple Mineral Development of the Same Tracts

Title 30 — Mineral Lands and Mining

## Sections

- [§521. Mineral leasing claims](/usc/30/521.md)
- [§522. Conflicting periods of location of claims](/usc/30/522.md)
- [§523. Uranium leases](/usc/30/523.md)
- [§524. Reservation of minerals to United States](/usc/30/524.md)
- [§525. Future location of claims on mineral lands](/usc/30/525.md)
- [§526. Mining and Leasing Act operations](/usc/30/526.md)
- [§527. Determination of unpatented mining claims](/usc/30/527.md)
- [§528. Waiver and relinquishment of mineral rights](/usc/30/528.md)
- [§529. Helium lands subject to entry](/usc/30/529.md)
- [§530. Definitions](/usc/30/530.md)
- [§531. Approval of United States officials](/usc/30/531.md)