Reference Source

Medical malpractice · Washington

For Medical malpractice · Washington, limitation period is within three years of the act or omission alleged to have caused the injury or condition, or one year of the time the patient or his or her representative discovered or reasonably should have discovered that the injury or condition was caused by said act or omission, whichever period expires later; how the statute describes it is based upon alleged professional negligence, verified against its source on 2026-08-25.

Type of claim
Medical malpractice our reading
State
Washington verified
Limitation period
within three years of the act or omission alleged to have caused the injury or condition, or one year of the time the patient or his or her representative discovered or reasonably should have discovered that the injury or condition was caused by said act or omission, whichever period expires later verified
How the statute describes it
based upon alleged professional negligence verified
Sourceapp.leg.wa.gov
Verified
Review by
DatasetCivil statute of limitations by state and type of claim

Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.

What the source says

based upon alleged professional negligence shall be commenced within three years of the act or omission alleged to have caused the injury or condition, or one year of the time the patient or his or her representative discovered or reasonably should have discovered that the injury or condition was caused by said act or omission, whichever period expires later, except that in no event shall an action be commenced more than eight years after said act or omission

app.leg.wa.gov, retrieved 2026-08-25

Source

Last verified against source: . Due for re-check by . This page as Markdown · OKF bundle · full dataset as JSON.