(2) The court may not award attorney fees to a prevailing defendant under the provisions of subsection (1) of this section if the action under this section is maintained as a class action pursuant to ORCP 32.
(3) Actions brought under this section shall be commenced within four years from the date of the injury. [Amended by 1981 c.897 §75; 1983 c.467 §2; 1995 c.696 §33]