The Green Party did not adequately investigate a disclosure of sex offence charges against a man who later became an election agent, a report has found.
David Challenor, 50, was charged with child sex offences in November 2016 but worked for his daughter Aimee Challenor at the 2017 general election.
The independent investigation has recommended the party urgently reviews its safeguarding policy.
The party said it is taking immediate action to implement necessary changes.
Challenor continued working for