Annexes (p. 12-17): 1. ITT modelling maintenance structure - 2. ECE/FAL Recommendations : WP.4 status summary, Sept. 1995 - 3. Terms of reference of the Maintenance Agency for Updating of the ITT Model. Transmits report of the Steering Group of the Maintenance Agency for the International Trade Transaction (ITT) Modelling which met in Geneva, 26-27 June 1995.