---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-25-094542"
form_type: "8-K"
ticker: "MUX"
cik: "0000314203"
company_name: "McEwen Inc."
filed_at: "2025-09-29T23:59:59+00:00"
generated_at: "2026-05-17T05:29:16.954341+00:00"
event_type: "regulatory"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Argentina approves McEwen Copper's Los Azules for $2.672B RIGI investment plan

## Summary
- Argentina's Large Investment Incentive Regime (RIGI) approves Los Azules, endorsing a $2.672 billion investment for exploration, construction, and operations.
- RIGI provides 30-year legal, fiscal, and customs stability, including a reduced corporate tax rate of 25% and 50% reduction in dividend withholding tax.
- Environmental Impact Declaration for construction approved Dec 2024; feasibility study on track for completion by end of October 2025.
- McEwen Copper (46.4% owned by McEwen Inc.) projects over $30 billion in export revenues based on the June 2023 PEA base case.
- Los Azules aims to be Argentina's first high-purity copper cathode producer, powered by 100% renewable electricity once operational.

## SEC filing metadata
- accession: 0001104659-25-094542
- form_type: 8-K
- ticker: MUX
- cik: 0000314203
- company_name: McEwen Inc.
- filed_at: 2025-09-29T23:59:59+00:00
- event_type: regulatory
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/314203/000110465925094542/0001104659-25-094542-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/314203/000110465925094542/tm2527396d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-25-094542
- JSON: https://secwatch.observer/filing/0001104659-25-094542.json
- Plain text: https://secwatch.observer/filing/0001104659-25-094542.txt

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