Record of Protected Structures in County Roscommon. The Planning and Development Act 2000 requires each planning authority to compile and maintain a RPS. The RPS is a mechanism for the statutory protection of the architectural heritage and forms part of each planning authority's development plan. Dataset Publisher: Roscommon County Council, Dataset language: English, Spatial Projection: Web Mercator, Update Frequency: As Required. Roscommon County Council provides this information with the understanding that it is not guaranteed to be accurate, correct or complete. Roscommon County Council accepts no liability for any loss or damage suffered by those using this data for any purpose.