Gardai have a blocked off a number of roads leading into a business premises on the outskirts of Letterkenny this morning.
The operation centres around the building known as The Kube which is located on the Thorn Road.
The building has been at the centre of a stand-off between well-known businessman Brendan Gildea and other parties.
Mr Gildea, supported by a group calling themselves ‘The Helping Hand Group’ took over the building on November 18th last and changed the locks.
Mr Gilea claimed legal ownership of the building and gave tenants, Donegal County Council, a period to leave the building.
The stand-offs had then been an issue before the High Court.
The building was amongst a number of other properties belonging to Mr Gildea which was taken into receivership in 2011.
A strong Garda presence remains at the site this morning.
We will bring you further breaking news on this story as we get it.