On 1 January 2019 it was dissolved and its operations merged into the new Technological University Dublin (TUD).

[3] In 2013, it was announced that IT Tallaght, IT Blanchardstown and the Dublin Institute of Technology intended to apply for Technical University Status.

The institute offered a variety of courses,[5][6] including Higher Certificates and Bachelor's Degrees as well as postgraduate courses in the schools of accountancy, business, computing, engineering, humanities and science.

IT Tallaght had many clubs and societies for students, including Drama, Radio, Soccer, Martial Arts, Computing and Snow Sports.

IT Tallaght was in the process of redeveloping land donated by the Dominicans of St Mary's Priory (with whom ITT worked closely in providing theology courses at The Priory Institute), for use as sports pitches.