Establishes the homeless youth act.

Creates the office of homeless youth prevention programs within the department of commerce.

Requires the office to: (1) Be operational no later than January 1, 2016; and

(2) Establish a statewide training program on homeless youth for criminal justice personnel.

Requires the joint legislative audit and review committee to conduct a review of state-funded programs that serve unaccompanied homeless youth under the age of eighteen.

Transfers certain powers, duties, and functions of the department of social and health services, pertaining to youth homeless services and programs, to the department of commerce.

Changes the name of "the homeless families services fund" to "the Washington youth and families fund."