Cika wannan jumla:
A taron koli na Heiligendamm a watan Yunin 2007, G8 ta amince da shawarar da EU ta gabatar a watan Maris na shekara ta 2007 game da shirin kasa da kasa kan ingantaccen makamashi, kuma ta amince ta binciki, tare da Hukumar Kula da Makamashi ta Duniya, hanyoyin da suka fi dacewa don inganta ingantaccen makamashi a duniya. Shekara guda bayan haka, a ranar 8 ga Yuni 2008, kasashen G8, China, Indiya, Koriya ta Kudu da kuma Tarayyar Turai sun yanke shawarar kafa Ƙungiyar Kasuwanci ta Duniya don Hadin gwiwar Ingancin Makamashi, a taron Ministocin Makamashi da Japan ta shirya a cikin tsarin shugabancin G8 na 2008, a Aomori.