28. The expert from the Russian Federation, chairing the group briefly reported on the work done by the IWG on Tyres on the development of draft Amendment 2 of the GTR No. 16 (Tyres). He confirmed that no modifications were proposed to the Terms of Reference WP.29-170-12. GRRF adopted the Terms of Reference previously endorsed, as reproduced in Annex IV. He invited the expert from ETRTO as the Secretary of the group to provide to GRRF a detailed progress report (GRRF-83-32). He invited all interested experts to contribute to the work and informed GRRF that the next session of the group would take place in Moscow.