The office of Chair is effective 1 January of the year in which the term of office commences and is subject to rotation, on an annual basis, between the Parties operating under paragraph 1 of article 5 and the Parties not so operating.
主席一职的任期自每年的1月1日开始，并在按第5条第1款行事的缔约方和非该条款行事的缔约方之间按年度进行轮换。