This bill directs the Legislative Commission to appoint a Regional Rail Transit Advisory Working Group to conduct an interim study concerning the development of regional rail transit in Clark and Washoe Counties. This bill requires the Advisory Working Group to: (1) for Clark and Washoe Counties, study the current state of regional rail transit and public transit, the need for regional rail transit, the sources of money to support the development of regional rail transit and public and private entities that should be involved in the development of regional rail transit; and (2) submit an actionable plan for the development of regional rail transit in Clark and Washoe Counties and a written report of its findings and recommendations to the Joint Interim Standing Committee on Growth and Infrastructure.