The ICO released the following statement to Channel Four News after the news programme carried out an undercover investigation into a call centre used by the Conservative Party during the election campaign.

An ICO spokesperson said:

“The Information Commissioner reminded campaigners from political parties of their obligations around direct marketing at the beginning of the election campaign. Where we find they haven’t followed the law we will act.

“We will be asking the Conservative Party about the marketing campaigns conducted from this call centre.”