Ireland
- Revenue eBrief No. 81/11-Cross-Border Workers and Universal Social Charge (USC)
- Revenue eBrief No. 82/11-Universal Social Charge (USC) and Income Levy-Employees Resident and Working in Non Tax Treaty Countries
- Tax Briefing Issue 06-Tax and Universal Social Charge (USC) Treatment of Income Arising from Having or Exercising the Public Office of Director of an Irish Incorporated Company