The man is being held at Ashbourne Garda station
The body of a woman in her 30s has been found in County Meath.
Shortly after 6pm, on Saturday evening, Gardaí and emergency services attended at a domestic residence in Ratoath.
The Romanian woman's body was discovered by Gardaí inside the duplex apartment at River Walk Court.
A male aged in his 30s was arrested at the scene and brought to Ashbourne Garda Station where he is currently detained under Section 4 of the Criminal Justice Act, 1984.
The body of the deceased remains at the scene which has been preserved overnight for a forensic and technical examination.
The services of the State Pathologist and Garda Technical Bureau have been requested by investigating Gardaí.
An incident room has been established at Ashbourne Station and an SIO has been appointed to the case.
No further information is available at this time.
Gardaí say inquiries are ongoing and further updates will follow.

29 New Jobs To Be Created As Chemist Warehouse To Open In Naas Tomorrow
Date Set For Jozef Puska's Appeal Against His Conviction For The Murder Of Ashling Murphy
Vulnerable Adults, Some Using Wheelchairs, Forced To Share Inaccessible Vehicles At Kildare HSE Service
“Grabbed By the Neck”: Founder Tells Kildare Today Why She Launched New Female-Focused Taxi Service
Just 75% Of Landowners On Board So Far As Uisce Eireann Submits Plans For Major Water Supply Project
Two Kildare Animal Charities Share €170k Fund As Animal Welfare Costs Continue To Mount
Call To Make Extended Christmas Train Timetable Permanent For Commuter Towns
Roadside Memorial Ban Proposal Criticised Over Christmas Timing