Michel Barnier is main the negotiations for the EU facet
Brexit talks have made "little" progress since March, the EU's chief negotiator has stated.
Michel Barnier stated there was a "threat of failure" in two key areasNorthern Ireland, and the way the settlement will likely be ruled.
He stated June's EU summit was a "key rendezvous" to succeed in a deal that may be ratified earlier than the UK leaves.
And he defended the EU's stance over the UK's involvement in the brand new Galileo sat-nav system.
The UK has performed a key position in the programme's improvement to date, however faces being shut out of key parts of the programme after Brexit.
UK ministers at the moment are contemplating establishing a rival model.
Galileo row
Mr Barnier stated there had been "misunderstandings" in the protection of the story, including: "We are usually not kicking the UK out of Galileo. The UK determined unilaterally and autonomously to withdraw from the EU. This implies leaving its programmes as properly."
EU guidelines imply the UK and its firms can not take part in the "improvement of safety delicate issues", he stated, including that this didn't imply the UK couldn't use an encrypted sign from the system as a third nation.
Earlier Science Minister Sam Gyimah stated the EU's place was "extraordinarily disappointing".
"The EU is taking part in exhausting ball with us," he informed BBC Radio four's Today programme.
"We have helped to develop the Galileo system. We need to be a part of the safe parts of the system and we would like UK business to have the ability to bid for contracts on a honest foundation.
"It is just on these phrases that it is smart for the UK to be concerned in the challenge."
Barnier on negotiations
Mr Barnier was talking after updating the remaining EU member states on the newest in the Brexit negotiations.
Asked in regards to the progress that had been made since March, he stated: "I'd say little, not little or no."
He stated the transition interval that's anticipated to comply with Brexit day in March 2019 relied on "operational options" being discovered on the difficulty of Northern Ireland's border with the Republic.
"The clock is ticking" to succeed in a settlement earlier than October or November which will be ratified by the UK and European Parliaments and the EU Council, he stated.
"So, little progress however we're engaged on technical points which is at all times helpful.
"None of those points are negligible. The two key factors which stay, the place there may be threat of failure, are the governance of the settlement and the Ireland-Northern Ireland difficulty."
Customs query
The UK authorities has but to choose the mannequin it needs to interchange the customs union in order to keep away from checks at Northern Ireland's border with the EU.
Prime Minister Theresa May met Conservative MPs at Downing Street to set out the federal government's two proposals.
Earlier Health Secretary Jeremy Hunt warned Foreign Secretary Boris Johnsonwho has described one, a customs partnership, as "loopy"to maintain discussions personal.
"On the EU facet, in the event that they see divisions in the open, they'll exploit that," Mr Hunt stated.
At a press convention along with his French counterpart, Mr Johnson was requested why he had not resigned given his variations with the prime ministerhowever he didn't repeat his criticism of the partnership possibility and stated he thought Mrs May's place was "fully proper".
Mrs May's key Brexit committee of senior ministerswhich is split over the customs difficultymeets once more on Tuesday.