The implementation of Horizon 2020 may give rise to supplementary programmes involving the participation of certain Member States only, the participation of the Union in programmes undertaken by several Member States, or the setting up of joint undertakings or other arrangements within the meaning of Articles 184, 185 and 187 TFEU.
Féadfaidh cláir fhorlíontacha lena ngabhann rannpháirtíocht Bhallstáit áirithe amháin, rannpháirtíocht an Aontais i gcláir a chuirfidh roinnt Ballstát i gcrích, nó bunú comhghnóthas nó socruithe eile de réir bhrí Airteagal 184, Airteagal 185 agus Airteagal 187 CFAE a bheith mar thoradh ar chur chun feidhme Fís 2020.