30 CFR § 817.99 - Slides and other damage.

---
identifier: "/us/cfr/t30/s817.99"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "30 CFR § 817.99 - Slides and other damage."
title_number: 30
title_name: "Mineral Resources"
section_number: "817.99"
section_name: "Slides and other damage."
chapter_name: "OFFICE OF SURFACE MINING RECLAMATION AND ENFORCEMENT, DEPARTMENT OF THE INTERIOR"
subchapter_number: "K"
subchapter_name: "PERMANENT PROGRAM PERFORMANCE STANDARDS"
part_number: "817"
part_name: "PERMANENT PROGRAM PERFORMANCE STANDARDS—UNDERGROUND MINING ACTIVITIES"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "30 U.S.C. 1201"
regulatory_source: "44 FR 15422, Mar. 13, 1979, unless otherwise noted."
cfr_part: "817"
---


# 817.99 Slides and other damage.

At any time a slide occurs which may have a potential adverse effect on public, property, health, safety, or the environment, the person who conducts the underground mining activities shall notify the regulatory authority by the fastest available means and comply with any remedial measures required by the regulatory authority.

[44 FR 15422, Mar. 13, 1979, as amended at 81 FR 93418, Dec. 20, 2016; 82 FR 54999, Nov. 17, 2017]