The term Party means any person, employee, group of employees, labor organization, or bank as defined in § 269.2 of this chapter (a) filing a charge, petition, application, or rquest pursuant to these rules and regulations, (b) named as a party in a charge, complaint, petition, application, or request, or (c) whose intervention has been permitted or directed by the investigator, the hearing officer, or the panel, as the case may be, but nothing shall be construed to prevent the panel, or any officer designated by it, from limiting any party's participation in the proceedings to the extent of his interest as determined by the investigator, hearing officer, or panel.

The term party in interest means any person, employee, group of employees, labor organization, or bank that will be or is directly affected by the resolution of any charge, complaint, petition, application, or request presented to or being considered by the panel or its designated officers. Any (a) labor organization (not a charging party nor a charged party) attempting to organize the employees of a bank or that is or was recently a party to a collective bargaining agreement with a bank named as a party in a charge, complaint, petition, application, or a request, or (b) bank (not a charging party nor a charged party) that acts as the employer of any person named in a charge, complaint, petition, or request shall be deemed to be also a party in interest and shall be entitled to notification and service of all relevant procedures and documents.

The term intervenor means the party in a proceeding whose intervention has been permitted or directed by the panel or its designated officer.

The term investigator means the officer designated by the panel to investigate and determine whether or not a complainant has established a prima facie case, as defined in § 269b.210 of this subchapter.

The term hearing officer means the officer designated by the panel to conduct hearings pursuant to § 269b.420 et seq. of this subchapter and whose duties and power are enumerated in § 269b.442 of this subchapter.