---
schema_version: "secwatch.filing_event.v1"
accession: "0000764065-24-000131"
form_type: "8-K"
ticker: "CLF"
cik: "0000764065"
company_name: "CLEVELAND-CLIFFS INC."
filed_at: "2024-05-03T23:59:59+00:00"
generated_at: "2026-06-02T23:31:12.185340+00:00"
event_type: "regulatory"
sentiment: "neutral"
materiality_score: 0.15
calibrated_materiality_score: 0.15
confidence: "high"
source: SEC EDGAR
---

# Cleveland-Cliffs subsidiary receives MSHA imminent danger order at Michigan mine; no injuries

## Summary
- On May 2, 2024, Tilden Mining (Cleveland-Cliffs subsidiary) received MSHA imminent danger order at Michigan operations.
- Order cited contractor loading equipment without fall protection at 53 inches height; contractor returned to ground.
- No accident or injury occurred; order terminated. Company intends to dispute the issuance of the order.
- Condition did not adversely impact mine operations.

## SEC filing metadata
- accession: 0000764065-24-000131
- form_type: 8-K
- ticker: CLF
- cik: 0000764065
- company_name: CLEVELAND-CLIFFS INC.
- filed_at: 2024-05-03T23:59:59+00:00
- event_type: regulatory
- sentiment: neutral
- materiality_score: 0.15
- calibrated_materiality_score: 0.15
- confidence: high
- sec_items: 1.04
- EDGAR index: https://www.sec.gov/Archives/edgar/data/764065/000076406524000131/0000764065-24-000131-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/764065/000076406524000131/clf-20240502.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000764065-24-000131
- JSON: https://secwatch.observer/filing/0000764065-24-000131.json
- Plain text: https://secwatch.observer/filing/0000764065-24-000131.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.