If a party, counsel to a party or witness engages in conduct in violation of an order of the hearing officer, or other contemptuous conduct during an administrative proceeding, the hearing officer may impose sanctions therefor, including the issuance of an order: (i) excluding the party and/or his or her counsel from any further participation in the proceeding; (ii) striking pleadings or evidence from the record; (iii) providing that certain facts shall be taken to be established for purposes of the proceeding; or (iv) providing for such other relief as is just and equitable under the circumstances.