Údarás na Gaeltachta - Gaeltacht Regional Development Authority. National Library - Includes online catalogues (Java-based). National Archives of Ireland - Information on public archives and genealogy. Valuation Office - The State property valuation agency. Central Statistics Office - Government body responsible for compiling Irish official statistics. News, publications and releases, surveys and methodologies, plus a student's corner. Courts Service - Official site contains information on courts, offices, and a courts newsletter. Office of Public Works - Provides property, construction and procurement services to the Government and the public sector. Companies Registration Office - The authority for the incorporation of new companies and the registration of business names in Ireland. Downloadable forms, a price list, and FAQs. Irish Aviation Authority - The Irish Aviation Authority regulates safety standards of civil aviation, providing air traffic management and aeronautical communications services. Data Protection Commissioner - Contains information on the rights of citizens and the responsibility of data gatherers, plus directions on how to file complaints. Ordnance Survey Ireland - The Irish national mapping agency. Land Registry and Registry of Deeds - Provides for registration of title and registration of deeds in relation to land. Sets out functions, services, contact points, legislation, publications and registration practice. Office of the Ombudsman - The Ombudsman investigate complaints from members of the public who feel they have been unfairly treated by certain public bodies. Sustainable Energy Authority of Ireland - Promotes and assists the development of sustainable energy in Ireland.