The OSNI Large-scale boundaries is a polygon dataset consisting of County Boundaries.The data has been extracted from OSNI Largescale database and has been topologically cleansed and attributed to create a seamless dataset. This service is published for OpenData. By download or use of this dataset you agree to abide by the LPS Open Government Data Licence.
Please Note for Open Data NI Users: Esri Rest API is not Broken, it will not open on its own in a Web Browser but can be copied and used in Desktop and Webmaps