As used in this chapter, unless otherwise provided:
The term does not include the gathering of gas in those rural locations which lie outside the limits of any incorporated or unincorporated city, town, village, or any other designated residential or commercial area such as a subdivision, a business or shopping center, a community development, or any similar populated area which the commission may define as a nonrural area.
The term excludes motor vehicles of all kinds and pipelines serving not less than ten (10) customers with petroleum gas from a common source.
IC 8-1-22.5-1