Police detain man armed with knife outside Parliament House in Canberra

Police have detained a man outside the ministerial entrance of Parliament House in Canberra.

The incident unfolded around 12:30pm (AEDT) when police and protection officers saw the man armed with a knife.

After failing to relinquish the knife, the man was tasered, handcuffed and taken into custody. He was then taken to a Canberra hospital.

Police said there were no national security concerns.

Dozens of Australian Federal Police officers surrounded the area, keeping the public away from the scene.