An Irish driving license is provided by the National Chauffeur Licence Service (NDLS).

https://irishdrivinglicenseqyor843.trexgame.net/three-reasons-to-identify-why-your-republic-of-ireland-driving-licence-isn-t-working-and-how-to-fix-it

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