European Union Chief negotiator on Brexit, Michel Barnier has said that Britain will have to secure an agreement on its departure from the EU by October 2018. <br/><br/>At a news conference in Brussels yesterday, Barnier announced the schedule of negotiations and said if British Prime Minister Theresa May notifies the EU of the country's departure by the end of March as scheduled, negotiations will need to be completed by October 2018. <br/><br/>He said the remaining procedures, such as securing the ratification of member countries, should be finished by March 2019. The EU treaty stipulates a 2-year limit for departure from the bloc after formal negotiations begin.