The Constitution is the governing document for the Union – everything the Union does must be compliant with the constitution.

The latest edition of the USI constitution was in force on 9 May 2024, after amendment by USI Comhdháil 2024.  Updated 25 September 2024 with corrected schedules.

This version in force from 9 May 2024 

Amendments are awaiting translation to Gaeilge – the English version is available now.