An ba da shawarar a lokacin da Cameron ke shirin gudanar da kuri'ar raba gardama a watan Oktoba 2016, amma Dokar Tarayyar Turai ta 2015 ta Tarayyar Turai, wadda ta ba da izini, ta tafi gaban majalisar dokokin kasar a rana mai zuwa, makonni uku bayan zaben. A karatun na biyu na lissafin a ranar 9 ga Yuni, 'yan majalisar sun kada kuri'a ta 544 zuwa 53, suna goyon bayan ka'idar gudanar da kuri'ar raba gardama, tare da Jam'iyyar Scottish National Party kawai suna jefa kuri'a. Ba kamar matsayin jam'iyyar Labour ba kafin babban zaben 2015 a karkashin Miliband, shugaban jam'iyyar Labour Harriet Harman ya yi alkawarin jam'iyyarsa don tallafawa shirye-shiryen raba gardama na EU ta 2017. Don ba da damar yin zaben raba gardama, Majalisar Dokokin Tarayyar Turai ta amince da Dokar Tarayyar Turai ta Tarayyar Turai.
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