Prohibits the department of health from requiring a certificate of need for: (1) The addition of beds to alleviate the need to board psychiatric patients in emergency departments; or

(2) The construction, development, or establishment of a psychiatric hospital licensed as an establishment that will have no more than sixteen beds and provide treatment to adults on ninety or one hundred eighty-day involuntary commitment orders.

Exempts a hospital licensed under chapter 70.41 RCW from certificate of need requirements for the addition of new psychiatric beds.

Exempts a psychiatric hospital licensed as an establishment licensed under chapter 71.12 RCW from certificate of need requirements for the one-time addition of up to thirty new psychiatric beds, if certain conditions are met.