The board may impose any action in RCW
18.235.110 upon the following grounds:
(1) Offering to pay, paying, or accepting, either directly or indirectly, any substantial gift, bribe, or other consideration to influence the award of professional work;
(2) Being willfully untruthful or deceptive in any professional report, statement, or testimony;
(3) Having a financial interest in the bidding for or the performance of a contract to supply labor or materials for or to construct a project for which employed or retained as a landscape architect except with the consent of the client or employer after disclosure of such facts; or allowing an interest in any business to affect a decision regarding landscape architectural work for which retained, employed, or called upon to perform;
(4) Signing or permitting a seal to be affixed to any drawings or specifications that were not prepared or reviewed by the landscape architect or under the landscape architect's personal supervision by persons subject to the landscape architect's direction and control; or
(5) Willfully evading or trying to evade any law, ordinance, code, or regulation governing site or landscape construction.