(1) It shall be lawful, under the conditions specified below, for motor carriers to sell, assign, lease or transfer certificates or permits issued to them under the provisions of this chapter.
(2) The commission is hereby authorized, upon complaint or upon its own initiative, to investigate and determine whether any person is violating the provisions of the preceding paragraph of this section.
(3) Notwithstanding any provision of this section to the contrary, the certificates as applied for may be granted without a hearing in uncontested cases; however, the commission may hear any uncontested case if it determines that the public interest will be served thereby.