Video: David Cameron rules out 'in-out' EU referendum But he said that he was not opposed to voters having a say in future on Britain's relationship with Europe once stability had returned. The David Cameron told MPs that a "fresh deal" in Europe would require the "fresh consent" of the British people. As Europe changes to meet the challenges of the eurozone, so our relationship with Europe will change too. There are those who argue for an in-out referendum now. I don't agree with that because I don't believe leaving the EU would be best for Britain," he said.