Court Houses (Ireland) Act, 1840

Such court house shall be deemed to be situate in the county, &c. for which the court shall be held.

4. Whenever and during the time that any court of quarter sessions court, or other court as aforesaid, for any county, shall be held in any court house under the authority of this Act, such court house shall be construed and taken for all purposes connected with such court, or with any business or proceeding therein, to be situate within the county for which, or for any riding or division of which, such court shall be held for the time being, and to be part and parcel thereof.