Lord David Cameron admitted that the proposed deal would see officials from the bloc's border agency Frontex stationed at Gibraltar's airport with the power to bar Britons from entering.
EXCLUSIVE: A report from the National Audit Office forecasted that more than £4.7 billion of public money will be spent on post-Brexit border controls.
The Foreign Secretary said under the terms of a deal being negotiated between, officials from the EU's border agency would be stationed at the airport, instead of the Spanish border.
The UK's expenditure on new post-Brexit import regulations is projected to reach approximately $6 billion, as reported by the country's public spending watchdog. The implementation of these controls, following the UK's departure from the…