An Irish driving license is released by the National Motorist Licence Service (NDLS).

https://blogfreely.net/nathopmtsv/ten-things-you-learned-about-kindergarden-which-will-help-you-with-irish-licence

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