Barnier says UK must accept ‘ground rules’ if it wants EU market access

The EU’s chief negotiator Michel Barnier has issued a fresh warning that the UK must accept common standards with the bloc if it wants continued preferential access to European markets. As the Government prepares to set out its negotiating mandate for forthcoming talks on a post-Brexit trade deal, Mr Barnier said he accepted assurances by Boris Johnson that he did not want to turn Britain into a de-regulated...