Ukraine, energy, food security and defence are the main items on the agenda.
The Taoiseach will travel to Brussels today for a meeting of European Council leaders.
A proposed ban on Russian oil imports looks unlikely to be agreed with the war in Ukraine set to dominate the agenda.
Having traveled from Lebanon via Istanbul Taoiseach Micheál Martin will arrive in Brussels later for the European Council summit.
There had been hopes of agreeing a ban on Russian oil imports, but it's being primarily blocked by Hungary.
Victor Orban is concerned about the impact of such a ban on his economy which is heavily dependent on Russian oil.
A watered down proposal which would ban tanker imports of oil but allow it to continue for countries with a direct pipeline to Russia was being discussed over the weekend.
Ukraine, energy, food security and defence are the main items on the agenda for European leaders.
They'll discuss the ever increasing rise in fuel and food costs, while Ukrainian President Volodomyr Zelensky will address the gathering by video link to encourage the EU to do more.

Criticism Over "Extremely Slow" Psychological Evaluation Of Teenage Girl Charged With Alleged Fatal Assault Of Scarlet Faulkner
Bertie Ahern Stands Over Immigration Comments
RTÉ Includes Derek Mooney In Revised 2024 Top Earning Presenters List
Fresh Appeal For Kyran Durnin, Who Would Have Turned Ten Today
Domestic Abuse Reports Reach All Time High, With Over 1,000 Reports Made Per Week
Impact Of AI On Public Service Work The Focus At Today's Fórsa Conference
Highest Inflation Rate Since January 2024 Recorded As Consumer Prices Rise
48-Hour Planned Strike By Frontline Ambulance Staff Called Off