- Roinn na Gaeltachta
- Irish Congress of Trade Unions
- Department of Finance
- Register of Friendly Societies
- Department of Foreign Affairs: Passport cards/Travel Permits
- Department of Social and Family Affairs
- Department of Health and Social Welfare
- Courts Service: Bankruptcy Law Committee
These closures are in addition to those announced earlier this month (see blogpost) affecting the Four Courts, which also start today but run through until 31 October.