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

https://irish-driving-licenceosia399.halcyonledger.com/posts/how-to-get-more-benefits-with-your-irish-drivers-licence

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