13. The World Forum noted the programme of work and availability of documentation (ECE/TRANS/WP.29/2012/1). WP.29 representatives were invited to revise the programme of work and to communicate to the secretariat any amendment deemed necessary.

14. The secretariat informed the World Forum about some corrections to the calendar of sessions for 2012 (ECE/TRANS/WP.29/1093/Corr.3). The World Forum noted a draft calendar of sessions for the year 2013 (WP.29-156-01). The Chair of GRSG suggested advancing the April 2013 session by one week. The secretariat was invited to submit to WP.29 the final calendar of sessions for 2013 when Conference Services confirms the availability of meeting rooms.

15. The World Forum noted the list of informal working groups of the World Forum and its subsidiary Working Parties (WP.29-156-02). The Chair of GRB indicated that the informal working group on motorcycle noise emissions had concluded its work and that a new mandate was in the process of adoption for the informal working group on Quiet Road Transport Vehicles.

16. The World Forum adopted the instructions of the GRs for preparing Corrigenda (WP.29-156-03) as reproduced in Annex II to this report. The secretariat was requested to transmit the instructions to all subsidiary Working Parties.