On 3 September 2016, the Government of the United States of America deposited its instrument of acceptance of the Agreement. See C.N.612.2016.TREATIES-XXVII.7.d of 3 September 2016. On 4 November 2019, the Government of the United States of America notified the Secretary-General of its decision to withdraw from the Agreement which took effect on 4 November 2020 in accordance with article 28 (1) and (2) of the Agreement. See C.N.575.2019.TREATIES-XXVII.7.d of 4 November 2019. On 20 January 2021, the Government of the United States of America deposited its instrument of acceptance of the Agreement. See C.N.10.2021.TREATIES-XXVII.7.d of 20 January 2021.