PURPOSE: This rule describes who may intervene and the requirements needed to intervene.

1. (1) Any third party having a legitimate interest in any proceedings may file a petition of intervention setting forth facts sufficient to establish such interest and requesting that the board resolve contested factual matters in its favor. For purposes of third-party intervention, legitimate interest shall be determined by the board and any approved intervenor must be able to prove it is authorized to represent at least ten percent (10%) of the employees within a proposed bargaining unit. If the board determines intervenor has provided an adequate showing of interest pursuant to 8 CSR 40-2.070, all parties shall be notified of the determination prior to the start of any hearing. Any organization which has a signed, valid collective bargaining agreement encompassing the proposed bargaining unit, or any portion, shall be considered to have a legitimate interest in any proceedings upon presentation of same.

AUTHORITY: section 295.070, RSMo 2016.* Original rule filed Dec. 31, 1975, effective Jan. 10, 1976. Amended: Filed May 3, 1999, effective Nov. 30, 1999. Amended: Filed March 1, 2022, effective Oct. 30, 2022.

*Original authority: 295.070, RSMo 1947.