Requires a health plan offered to employees and their dependents under chapter 41.05 RCW (state health care authority), issued or renewed on or after January 1, 2019, to include: (1) Coverage for hearing instruments;

(2) A new hearing instrument every five years; and

(3) Services and supplies such as the initial assessment, fitting, adjustment, and auditory training.

Requires medical assistance coverage offered under chapter 74.09 RCW (medical care), issued or renewed on or after January 1, 2019, to include: (1) Coverage for hearing instruments when medically necessary;

(2) A new hearing instrument every five years;

(3) A new hearing instrument when alterations to the existing hearing instrument cannot meet the need of the patient; and

(4) Services and supplies such as the initial assessment, fitting, adjustment, and auditory training.

Provides that section 2 of this act is null and void if appropriations are not approved.