The Working Group on Effective Treaty Implementation (WGETI), Working Group on Transparency and Reporting (WGTR), and the Working Group on Treaty Universalization (WGTU) will be chaired as follows:

– WGETI: Ambassador Jangkeun LEE, of the Republic of Korea, with a possibility to
appoint facilitators for the various topics under this Working Group.

– WGTR: Mr. Tom NIJS, of Belgium; and a representative of Mexico (to be confirmed).

– WGTU: Ambassador Jānis KĀRKLIŅŠ, of Latvia; and
Ambassador Carlos FORADORI, of Argentina.

UPDATE 1 April 2020: A plan was prepared to allow remote consultations with ATT stakeholders  during the intersessional period and to ensure necessary decision can be taken prior to the Conference of States Parties. See the plan of work here.