# 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 who may provide resident care and services at all; type of staffing rule is counting rule; minimum staffing requirement is Ensure all resident care and services are provided only by staff persons who have the training, credentials, experience, and other qualifications necessary to provide the care and services; 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:** who may provide resident care and services at all _(our reading, not quoted from the source)_
- **Type of staffing rule:** counting rule _(our reading, not quoted from the source)_
- **Minimum staffing requirement:** Ensure all resident care and services are provided only by staff persons who have the training, credentials, experience, and other qualifications necessary to provide the care and services _(verified: appears in the quote below)_
- **Regulatory citation:** WAC 388-78A-2450 _(verified: appears in the quote below)_

## What the source says

> (e) Ensure all resident care and services are provided only by staff persons who have the training, credentials, experience, and other qualifications necessary to provide the care and services;

## 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/).