# Washington — How long an insurer has to acknowledge, decide and pay a claim, by state: statutory and regulatory claim-handling deadlines

For Washington, obligation is complete investigation; deadline is within thirty days; day type is days; clock starts from is notification of claim; citation is WAC 284-30-370, recorded from its source on 2026-08-11.

- **State:** Washington _(our reading, not quoted from the source)_
- **Obligation:** complete investigation _(our reading, not quoted from the source)_
- **Deadline:** within thirty days _(verified: appears in the quote below)_
- **Day type:** days _(verified: appears in the quote below)_
- **Clock starts from:** notification of claim _(verified: appears in the quote below)_
- **Citation:** WAC 284-30-370
- **Instrument:** regulation _(our reading, not quoted from the source)_
- **Applies to:** all first-party claims

## What the source says

> Every insurer must complete its investigation of a claim within thirty days after notification of claim, unless the investigation cannot reasonably be completed within that time.

## Source

- https://app.leg.wa.gov/WAC/default.aspx?cite=284-30-370

Last verified: 2026-08-11. Review by: 2026-12-09.
Part of [How long an insurer has to acknowledge, decide and pay a claim, by state: statutory and regulatory claim-handling deadlines](https://referencesource.org/insurance-claim-handling-deadlines/).