Changes standards by which a designated crisis responder may take a person with a mental disorder or chemical dependency into emergency custody from presenting an "imminent" likelihood of harm to a "substantial" likelihood of harm.

Authorizes designated crisis responders and designated mental health professionals, when making a determination for a seventy-two hour detainment, to consider information provided by families, landlords, neighbors, or others with significant contact and history of involvement with the person.

Requires the research and data analysis division of the department of social and health services to track and review: (1) Outcomes regarding certain commitments; and

(2) The cost of providing treatment as a result of the implementation of the act.

Expires June 30, 2014.

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