There is a stand-off now taking place near Cashel Road in Crumlin between Gardaí and a man in house, causing roads to be closed.
According to a report from The Sunday World, it's believed that the man is armed and that he is resisting Gardaí, after they attempted to serve him with a warrant.
A number of uniformed and plain clothes Gardaí are currently at the scene.
The stand-off began around 3pm this afternoon.
UPDATE: The stand-off has now been resolved and the armed man has been taken into custody. All roads closures have now been lifted.