Interested parties who wish to intervene in the hearing shall direct requests to the hearing officer, or to the board if no hearing officer has been assigned, with copies to all other parties.
A request to intervene shall be in writing and shall state the grounds for the intervention.
The decision by the hearing officer or board to allow intervention shall be based upon the interests of the intervenor and shall consider objections, if any, raised by the parties, whether those interests will be adequately protected by the existing parties, and the timeliness of the intervenor's request.
Minn. R. agency 169, ch. 7325, HEARINGS, pt. 7325.0310