A majority of Parties with new or enhanced NDCs anticipate using voluntary cooperation under Article 6 of the Paris Agreement to achieve their NDCs. After Parties were unable to come to an agreement on carbon market rules in Madrid, international emissions trading will again be in the spotlight at COP26 in Glasgow.

This paper provides context on the current state of discussions on the unresolved issues in the negotiations and poses questions to consider in order to operationalize Article 6 at COP26.