While a number of outdoor ceremonies have been cancelled this weekend due to the foot-and-mouth crisis, most Easter services around the country will go ahead as usual.
Highlights in the Christian calendar in Dublin include today's Chrism Mass, the only Mass celebrated in the archdiocese on Holy Thursday morning. Priests and lay representatives will gather with Cardinal Connell in the Pro-Cathedral, Marlborough Street, at 10 a.m.
Parishioners in Ballymun will take part in an "unusual and visual" Stations of the Cross between 11 a.m. and noon tomorrow, starting at St Joseph's Church, Balcurris. A Good Friday service for young people will be held in the ProCathedral at 9 p.m.
Archbishop Sean Brady will officiate at the Holy Thursday Chrism Mass in St Patrick's Cathedral, Armagh, today at 11 a.m. and also at the Mass of Our Lord's Supper at 7.30 p.m.
Chrism Mass will be concelebrated at 10 a.m. today in the Cathedral of St Mary and St Anne, Cork; and at 10.30 a.m. in Waterford Cathedral. A Good Friday dramatisation of the trial of Jesus will take place in the Church of the Resurrection, Clonmel, Co Tipperary, at 2.15 p.m.
The Mass of the Lord's Supper and the Passion Mass at the Cathedral of Christ the King, Mullingar, will be broadcast live by RTE television.
One event expected to attract significant attention is the arrival of the relics of St Therese of Lisieux at Rosslare on Easter Sunday morning. Bishop Brendan Comiskey will host a special liturgical reception in St Aidan's Cathedral, Enniscorthy, to mark the occasion.
Church of Ireland services at Christ Church Cathedral, Dublin, include the Chrism Eucharist at noon today and the Sung Eucharist of the Lord's Supper at 6.30 p.m. There will be prayers at 11 a.m. tomorrow, and choral evensong and the Proclamation of the Cross at 3.30 p.m.
A three-hour Good Friday service will be held in St Anne's Cathedral, Belfast, beginning at noon. Two former loyalist prisoners, a former republican prisoner and the father of a young man murdered during the Troubles will take part.
Prisoners at Mountjoy Prison, Dublin, will take part in the Good Friday service of readings and hymns to be broadcast from the prison's Church of Ireland church on RTE Radio 1.
A Good Friday service to commemorate peace in Ireland and to remember all those who died as a result of three decades of conflict will be held in the Unitarian Church, 112 St Stephen's Green, Dublin, beginning at noon.