1427.3—Content of request.
        
        (1) 
         A concise statement of the question with respect to which a general statement of policy or guidance is requested together with background information necessary to an understanding of the question;
    
    
    
    
        
        (4) 
         Identification of any cases or other proceedings known to bear on the question which are pending under the Foreign Service Labor-Management Statute.
    
    
    
        
        (b) 
         A copy of each document also shall be served on all known interested parties, including the General Counsel, the Panel, and the Assistant Secretary, where appropriate.