Three people were injured in a two car collision last Sunday night, December 1, near Tullaghan on the N15, the main Bundoran-Sligo road.
The crash occurred near the filling station in Tullaghan at approx 10.45pm last Sunday night.
Three people were taken to Sligo Regional Hospital, one of the injured was understood to be in a serious condition.
The road was closed for forensics and opened on Monday.
Garda are appealing for any witnesses to contact them..