---
kind: "unit"
title: "30"
title_heading: "Mineral Resources"
key: "chI/subchB/part7/subpartL"
level: "subpart"
label: "Subpart L"
heading: "Refuge Alternatives"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/30/chI-subchB-part7-subpartL"
sections_count: 10
---

# Subpart L — Refuge Alternatives

Title 30 C.F.R. — Mineral Resources › Chapter I — Mine Safety and Health Administration, Department of Labor › Subchapter B — Testing, Evaluation, and Approval of Mining Products › Part 7 — Testing by Applicant or Third Party

## Sections

- [§7.501. Purpose and scope.](/cfr/30/7.501.md)
- [§7.502. Definitions.](/cfr/30/7.502.md)
- [§7.503. Application requirements.](/cfr/30/7.503.md)
- [§7.504. Refuge alternatives and components; general requirements.](/cfr/30/7.504.md)
- [§7.505. Structural components.](/cfr/30/7.505.md)
- [§7.506. Breathable air components.](/cfr/30/7.506.md)
- [§7.507. Air-monitoring components.](/cfr/30/7.507.md)
- [§7.508. Harmful gas removal components.](/cfr/30/7.508.md)
- [§7.509. Approval markings.](/cfr/30/7.509.md)
- [§7.510. New technology.](/cfr/30/7.510.md)