International
In accordance with EU requirements it is the designated authority for the engineering profession in Ireland. The institution is a national member of European Federation of National Engineering Associations (FEANI). The institution is also a signator to a number of multilateral agreements, these are principally for registered professional titles and accredited engineering programmes, for academic programmes these are:
| Year | Agreement | Qualification | Practitioner |
| 1989 | The Washington Accord | An accredited engineering degree | Engineer |
| 2001 | The Sydney Accord | National Diploma in Engineering | Technologist |
| 2002 | The Dublin Accord | National Certificate in Engineering | Technician |
The institution is also the signator to a number of bilateral agreements with engineering societies in the United Kingdom. These are for the dual recognition of corressponding Chartered Engineer, Associate Engineer and Engineering Technician grades of the institution.
Read more about this topic: Institution Of Engineers Of Ireland