24 NCAC 03 .0202
24 NCAC 03 .0202. INTERVENTION: APPEARANCE BY NON-PARTIES
(a) A petition for leave to intervene may be filed at any stage of a proceeding before a commencement of the hearing.
(b) The petition shall set forth the interest of the petitioner in the proceeding and show that the participation of the petitioner will assist in the determination of the issues in question, and that the intervention will not unnecessarily delay the proceeding.
(c) The Board or the hearing examiner may grant a petition for intervention to such an extent and upon such terms as the Board or the hearing examiner shall determine.