(1) Any of the causes specified in ORS 692.180.
(2) Violation of ORS 692.025 (4).
(3) Failure to comply with the rules of the board. [1957 c.596 §6; 1971 c.734 §149; 1983 c.810 §18; 1989 c.177 §10; 1997 c.638 §10; 2009 c.709 §14]