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

https://drivers-license-irelandaxir034.quillnesty.com/posts/the-12-most-unpleasant-types-of-irish-driving-licence-the-twitter-accounts-that-you-follow

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