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.

Sharp Rise In M9 Collisions With Garda Call-Outs Up Year-On-Year
Councillor Seeks Clarity On How Often Nightclubs and Late Bars In Naas Are Inspected For Fire Risks
New Figures From CSO Reveal How Much International Protection Applicants Earn Compared To Average Worker In Ireland
Unpaid Eight-Month Work And Training Placement For Adults With Disabilities Branded "Extremely Unfair"
Department Of Education Defends Kildare SNA Cuts Amid Claims Of Reduced Need At Some Schools
Naas Nurses Threaten Escalation As Staffing Row Deepens
Driving Tests Face Disruption As RSA Testers To Strike Next Week
Jury Delivers Not Guilty By Reason Of Insanity Verdict In Ballyfin Demesne Strangling Case