5 reasons probe was ‘flawed’
Vote Leave says nobody from its campaign was interviewed by the Electoral Commission.
It says the watchdog spoke only to whistleblowers, whose credibility has been questioned by Vote Leave.
The Brexit campaign claims investigators ignored evidence it provided to show there was no wrongdoing.
It says the commission has refused to investigate the Remain campaign with the same vigour.
Vote Leave has accused the commission of being politically motivated and questioned the impartiality of its commissioners.