An Irish driving license is issued by the National Driver Licence Service (NDLS).

https://irishdrivinglicense.comojho879.westhavenscope.com/posts/why-ireland-drivers-licence-is-harder-than-you-imagine

An Irish driving license is released by the National Chauffeur Licence Service (NDLS). Discover classifications, credibility periods, and how to renew or change a lost card.