---
schema_version: "secwatch.filing_event.v1"
accession: "0001637880-26-000003"
form_type: "8-K"
ticker: null
cik: "0001637880"
company_name: "Tri-State Generation & Transmission Association, Inc."
filed_at: "2026-01-15T23:59:59+00:00"
generated_at: "2026-05-16T10:08:37.428272+00:00"
event_type: "other_material"
sentiment: "negative"
materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Tri-State cures technical default from unpaid taxes; secretary resigns

## Summary
- Unpaid state unemployment taxes (<$1M) triggered technical default under Master Indenture; debt acceleration risk of ~$950M.
- All taxes and liens paid as of Jan. 9, 2026; default cured and lenders' acceleration right extinguished.
- Tri-State is refreshing systems and protocols to prevent recurrence.
- Secretary and director Julie Kilty resigned effective Jan. 13; no known disagreement.

## SEC filing metadata
- accession: 0001637880-26-000003
- form_type: 8-K
- cik: 0001637880
- company_name: Tri-State Generation & Transmission Association, Inc.
- filed_at: 2026-01-15T23:59:59+00:00
- event_type: other_material
- sentiment: negative
- materiality_score: 0.7
- confidence: high
- sec_items: 2.04, 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1637880/000163788026000003/0001637880-26-000003-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1637880/000163788026000003/tris-20260109.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001637880-26-000003
- JSON: https://secwatch.observer/filing/0001637880-26-000003.json
- Plain text: https://secwatch.observer/filing/0001637880-26-000003.txt

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