48. In compliance with Rule 37 of the Rules of Procedure (TRANS/WP.29/690 and ECE/TRANS/WP.29/690/Amend.1), GRE called for the election of officers. The representatives of the Contracting Parties, present and voting, elected unanimously Mr. Michel Loccufier (Belgium) as Chair and Mr. Derwin Rovers (Netherlands) as Vice-Chair for the sessions of GRE scheduled in the year 2017.