The Dail will sit later today to discuss the UK's decision to leave the EU - and its implications for Ireland.
It comes as a FG MEP has warned that any attempt by the EU to raise Ireland's corporate tax rate will result in us leaving the union - as well.
Brian Hayes says corporate tax is a red line issue for the government.
The 12.5 per cent rate undercuts other EU countries in seeking foreign direct investment, and Britain had been an ally in fighting tax harmonisation across Europe.
Meanwhile, Junior Minister Joe Mc Hugh, who has responsibility for the diaspora, is accompanying President Higgins on a visit to Scotland, and will meet First Minister Nicola Sturgeon this afternoon.
The visit has been organised for some time, Minister Mc Hugh says it has now taken on a whole new significance...........