# Washington — Assisted living facility minimum staffing requirements by US state — how many staff must be on duty, and what that guarantees

For Washington, which rule this is is all assisted living facilities — staffing sufficient for each resident's negotiated service agreement, with no minimum number stated; type of staffing rule is acuity-based sufficiency standard; minimum staffing requirement is Each assisted living facility must provide sufficient, trained staff persons to: (a) Furnish the services and care needed by each resident consistent with their negotiated service agreement; (b) Maintain the assisted living facility free of safety hazards; and (c) Implement fire and disaster plans; regulatory citation is WAC 388-78A-2450, recorded from its source on 2026-08-19.

- **State:** Washington _(our reading, not quoted from the source)_
- **Which rule this is:** all assisted living facilities — staffing sufficient for each resident's negotiated service agreement, with no minimum number stated _(our reading, not quoted from the source)_
- **Type of staffing rule:** acuity-based sufficiency standard _(our reading, not quoted from the source)_
- **Minimum staffing requirement:** Each assisted living facility must provide sufficient, trained staff persons to: (a) Furnish the services and care needed by each resident consistent with their negotiated service agreement; (b) Maintain the assisted living facility free of safety hazards; and (c) Implement fire and disaster plans. _(verified: appears in the quote below)_
- **Regulatory citation:** WAC 388-78A-2450 _(verified: appears in the quote below)_

## What the source says

> (1) Each assisted living facility must provide sufficient, trained staff persons to: (a) Furnish the services and care needed by each resident consistent with their negotiated service agreement; (b) Maintain the assisted living facility free of safety hazards; and (c) Implement fire and disaster plans.

## Source

- https://app.leg.wa.gov/WAC/default.aspx?cite=388-78A-2450

Last verified: 2026-08-19. Review by: 2027-08-19.
Part of [Assisted living facility minimum staffing requirements by US state — how many staff must be on duty, and what that guarantees](https://referencesource.org/assisted-living-facility-staffing-ratios-by-state/).