The Taoiseach has hit out at Boris Johnson ahead of a phone call between the two later.
Micheál Martin has said British legislation aimed at undermining the Brexit withdrawal agreement is a breach of trust.
The war of words between the Irish and UK governments heating up earlier, with Taoiseach Micheál Martin saying Boris Johnson has undermined the Brexit trade talks.
Yesterday the British government admitted it was willing to break international law and the Withdrawal Agreement if there's no trade deal.
Boris Johnson was asked today how anyone in the UK can be expected to keep the law if that's his attitude:
Later Micheál Martin and Boris Johnson will speak over the phone with the Taoiseach saying he will raise Ireland's complete opposition to the UK's attempt to undermine the Brexit agreement.
At the launch of the government's Brexit business plan earlier, Foreign Affairs Minister Simon Coveney said there's now a real threat, particularly for Northern Ireland:
The plan is a stark warning for businesses no matter what the outcome, with the government warning if they intend to trade to, with or through the UK in 2021 lots of preparation is needed before December.
Businesses along the border are being told to "take heed" of the latest Brexit discussions.
That's according to Clones-based Brexit consultant, Adrian Kelly.
He said Ireland is just a bystander watching a potential car crash, as the UK seeks to challenge and break the Withdrawal Agreement.
Adrian Kelly of Brexit Plan told Shannonside Northern Sound there's a real risk to local businesses as time runs out.