UAE Tax Guide

Corporate Tax Filing in UAE – Complete Guide for Businesses

A simple and clear explanation of UAE corporate tax filing, deadlines, requirements, and penalties for businesses in Dubai and across the UAE.

📅 Updated 2025
⏱ 8 min read
Corporate Tax UAE Dubai Business Tax Compliance

Corporate tax filing in the UAE has become a mandatory compliance requirement for businesses operating in Dubai and other emirates. Whether you run a small company, a startup, or an established enterprise, understanding how corporate tax works is essential to avoid penalties and ensure smooth operations.

The UAE corporate tax system applies to mainland companies, certain free zone entities, and foreign businesses with a presence in the UAE. Even businesses with low or zero taxable income may still be required to submit a corporate tax return to confirm compliance.

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Important: Filing corporate tax on time helps maintain your company’s legal standing and financial credibility in the UAE.

What Is Corporate Tax in the UAE?

Corporate tax is a direct tax imposed on the net profits of businesses operating in the UAE. The standard corporate tax rate is 9% on taxable profits exceeding AED 375,000, while profits below this threshold are taxed at 0%.

Free zone companies may benefit from special tax treatment if they meet qualifying conditions, but they are still required to register and file corporate tax returns.

Who Needs to File Corporate Tax in UAE?

Corporate Tax Filing Deadlines in UAE

Corporate tax returns must be filed within nine months from the end of the financial year. For example, if your financial year ends on 31 December, the filing deadline will be 30 September of the following year.

This timeline applies regardless of whether your business follows a calendar year or a different financial year structure.

How to File Corporate Tax in UAE

The corporate tax filing process is completed online and generally includes:

  1. Registering for corporate tax and obtaining a Tax Registration Number (TRN)
  2. Preparing financial statements for the tax period
  3. Calculating taxable income and applicable tax
  4. Submitting the corporate tax return online
  5. Paying the corporate tax due before the deadline

Penalties for Late Filing or Non-Compliance

Failure to register or file corporate tax returns on time may result in financial penalties and legal consequences.

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Documents Required for Corporate Tax Filing

Tips for Smooth Corporate Tax Compliance

Key Takeaways