Requires the Washington association of sheriffs and police chiefs to establish and administer the Washington sexual assault kit initiative project.

Creates the project to provide funding to support multidisciplinary community response teams engaged in seeking a just resolution to sexual assault cases resulting from evidence found in previously unsubmitted sexual assault kits.

Changes the composition of the joint legislative task force on sexual assault forensic examination best practices.

Requires the criminal justice training commission to: (1) Provide training for persons responsible for investigating sexual assault cases involving adult victims;

(2) Develop training on a victim-centered, trauma-informed approach to interacting with victims and responding to sexual assault calls; and

(3) In developing the training, seek advice from the Washington association of sheriffs and police chiefs, the Washington coalition of sexual assault programs, and experts on sexual assault and the neurobiology of trauma.

Creates the sexual assault prevention and response account.

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