UAE Corporate Tax Filing Deadlines 2026: Complete Calendar
ISZ Global Team20 May 2026
Registration windows, annual return due dates, and penalty schedules for UAE corporate tax in 2026.
UAE corporate tax deadlines are tied to each entity's financial year — missing them triggers daily penalties.
Registration: Within 3 months of becoming liable for corporate tax.
Annual return: Due within 9 months of your financial year-end.
Provisional payments: May apply for larger groups — confirm with your tax advisor.
Action: Model your tax position before year-end and engage an FTA-accredited advisor early.
Browse corporate tax specialists on ISZ Global in Dubai and Abu Dhabi.