Section 37.01.01.353 - DECIDING PETITIONS TO INTERVENE01.Timely-Filed Petitions. If a timely-filed petition to intervene shows direct and substantial interest in any part of the subject matter of a contested case and does not unduly broaden the issues, the agency shall grant intervention, subject to reasonable conditions, unless the applicant's interest is adequately represented by existing parties.02.Late Petitions. The agency may grant late petitions to intervene for good cause shown or may deny or conditionally grant petitions to intervene that are late for failure to state good cause for the late filing, to prevent disruption, to prevent prejudice to existing parties, to prevent undue broadening of the issues, or for other reasons.03.Order and Notices Issued Prior to Intervention. Intervenors are bound by orders and notices entered in the contested case prior to the approval of the petition to intervene.Idaho Admin. Code r. 37.01.01.353