A man is in custody after an eight-hour siege in the Hunter region overnight.
Police were called to a home on Murrays Run Road at Laguna, 50 kilometres south-west of Cessnock, about 10pm on Tuesday, responding to reports of shots being fired.
Officers from Central Hunter Local Area Command arrived to find a man inside the home, allegedly armed with a firearm.
A perimeter was established and specialist police were called to the scene to assist.
About 6.30am on Wednesday, a man was taken into police custody and a number of firearms secured.
A woman, who is believed to have been in the home, is assisting police.
There have been no reports of injuries.
Inquiries are continuing.