(1) A practice agreement must meet the requirements in RCW 18.71A.120.

(2) A physician assistant practicing under a practice agreement that was entered into before July 1, 2025, may continue to practice under the practice agreement until the physician assistant enters into a collaboration agreement, as defined in RCW 18.71A.010. A physician assistant specified in this section shall enter into a collaboration agreement by either the renewal date of their license or July 1, 2025, whichever is later.

(3) A physician assistant may administer anesthesia, except the types of anesthesia described in subsection (4) of this section, without the personal presence of a participating physician.

(4) Administration of general anesthesia or intrathecal anesthesia may be performed by a physician assistant with adequate education and training under direct supervision of a supervising anesthesiologist. Adequate education and training for administration of general or intrathecal anesthesia is defined as:

(a) Completion of an accredited anesthesiologist assistant program; or

(b) Performance of general or intrathecal anesthesia clinical duties pursuant to a valid practice agreement prior to September 22, 2021.