Seven people have been arrested in connection with the murder of Shane Rossiter in Co Tipperary earlier this year.
Mr Rossiter, 30, was shot in the village of Golden on 17 October.
He was hit in the stomach and died a short time later in hospital.
The five men and two women, who are aged from their early 20s to early 40s, were arrested in the Tipperary area.
They are currently being detained at various garda stations.