O’Neill warns of disruptive effect on trade of triggering Stormont Brake

The Northern Ireland First Minister, left, was asked whether the DUP move could destabilise the powersharing executive in Belfast (David Young/PA) - (PA Wire)

The DUP use of a Stormont mechanism in a bid to prevent an EU law coming into force in Northern Ireland has the potential to disrupt post-Brexit trading systems, Michelle O’Neill has said.

The Sinn Fein Stormont First Minister said her partners-in-government moved to use the Stormont Brake last month without informing her or her colleagues of their intention.