---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-22-026559"
form_type: "8-K"
ticker: "AVA"
cik: "0000104918"
company_name: "AVISTA CORP"
filed_at: "2022-12-15T23:59:59+00:00"
generated_at: "2026-06-21T03:53:44.911367+00:00"
event_type: "regulatory"
sentiment: "positive"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Avista receives Washington UTC order approving electric and gas rate increases totaling $50M over two years

## Summary
- Electric base revenues up $38.0M (6.9%) effective Dec 2022 plus $12.5M (2.1%) in Dec 2023.
- Natural gas base revenues up $7.5M (6.5%) effective Dec 2022 plus $1.5M (1.2%) in Dec 2023.
- Rate increases partially offset by residual tax credits: $27.6M electric, $12.5M gas over two years from Dec 2022.
- Commission approved 7.03% rate of return on rate base; no explicit ROE or capital structure in settlement.

## SEC filing metadata
- accession: 0000950170-22-026559
- form_type: 8-K
- ticker: AVA
- cik: 0000104918
- company_name: AVISTA CORP
- filed_at: 2022-12-15T23:59:59+00:00
- event_type: regulatory
- sentiment: positive
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/104918/000095017022026559/0000950170-22-026559-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/104918/000095017022026559/ava-20221212.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-22-026559
- JSON: https://secwatch.observer/filing/0000950170-22-026559.json
- Plain text: https://secwatch.observer/filing/0000950170-22-026559.txt

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