Provides that a transit development district may be established in a municipality that is located in a county that is a member of the development authority and has operated regularly scheduled commuter bus services to Chicago, Illinois, with prior financial assistance from the development authority, and shuttle bus services that transport riders to a train station or a regular train stop along the Chicago to South Bend line. Provides for a public transportation corporation located in a county having a population of more than 185,000 and less than 200,000 to expand service beyond the boundary of the county to an adjacent county if the counties have entered into an interlocal cooperation agreement to expand service.