Mr Ferrari said: “To the gentleman who said £39billion is a lot of money, I would suggest that is a tremendous bargaining chip and we should start to play it much much harder.”
The £39billion figure is based on calculations the UK and EU have agreed which involves the UK continuing with paying outstanding commitments and contributing to the budget up to 2020.
Brexiteers reacted with anger when the Prime Minister announced she would be honouring these commitments even after we have left the EU.