Gardaí say a firearm and ammunition have been recovered from the scene of an armed siege in the Clondalkin area in West Dublin.
A major Garda operation was mounted after the man barricaded himself into a house on St Mark's Drive yesterday morning.
A taser was discharged during the incident, and the matter's been referred to GSOC.
The man was arrested late last night is receiving medical attention.
Gardaí thanked the local community for their support during the stand-off, which caused major disruption for residents.