Cika wannan jumla: An fara aiki a kan wannan tsarin doka na duniya a COP18 Doha a watan Nuwamba na 2012, a daidai lokacin da aka amince da lokacin alkawari na biyu na Yarjejeniyar Kyoto a karkashin Canjin Doha. A COP19 a Warsaw a 2013 gwamnatoci sun ci gaba da aiki zuwa tsarin duniya amma kuma sun amince da kundin ka'idoji don rage hayaki daga lalata da lalata gandun daji da kuma tsarin magance hasara da lalacewar da sauyin yanayi ya haifar na dogon lokaci. Taron da aka yi a Lima don COP20 a karshen shekarar 2014, gwamnatoci sun bayyana muhimman abubuwan da ke cikin yarjejeniyar da ke zuwa, kuma sun amince da ka'idojin da za su gabatar da gudummawar kasa a gaban taron na shekara-shekara.
Tattaunawar shekarar 2015.