124. The AC.1 voting followed the special proceedings during COVID-19 period, which had been adopted by all Contracting Parties to the 1958 Agreement under a silence procedure on 11 June 2021. The written procedure, had been initiated on 15 June 2021 12:00h CET and had lasted for 72 hours, ending on 18 June 2021 15:00h CET. The seventy-eighth, online, session of AC.1 was held on 23 June 2021.

125. Of the 56 contracting parties to the agreement, 41 were represented by taking part in the written procedure and at the online AC.1 session, its seventy-eighth session, on 23 June 2021.

126. AC.1 invited the Chair of WP.29 to chair the online session.