34 Pa. Code § 93.1
The following words and terms, when used in this chapter, have the following meanings, unless the context clearly indicates otherwise:
Act-The Pennsylvania Labor Relations Act (43 P. S. §§ 211.1-211.39) and other acts as are administered in part.
Board-The Labor Relations Board.
Charge-A charge of unfair labor practices filed under the act.
Party-The employer, person or organization filing a charge or petition, or otherwise named in a charge or petition; another person or organization desig-nated in the notice of hearing and served therewith; and another person or organization whose intervention has been permitted by the Board or trial examiner, except as limited by the Board or trial examiner in granting the permission.
Person, employer, employe, representative, labor organization, unfair labor practice and labor dispute-These terms have the meanings set forth in the acts.
Petition-A petition for investigation and certification of a collective bargaining representative filed under the act.
Trial examiner-A person appointed or designated by the Board to conduct a hearing.
34 Pa. Code § 93.1