UAE Corporate Tax Registration and Compliance: A Practical Guide

The UAE introduced a federal corporate tax under Federal Decree-Law No. 47 of 2022, applying to financial years beginning on or after 1 June 2023. Almost every business with a UAE presence now has registration, record-keeping, and annual filing obligations with the Federal Tax Authority (FTA), even where no tax is ultimately payable.

This guide sets out who is in scope, how registration works on EmaraTax, what the deadlines are, and where businesses most often go wrong. It is general information, not tax advice — outcomes depend on your specific structure and facts, and the FTA continues to issue new guidance.

Who needs to register

Registration is required for taxable persons, which broadly covers:

• UAE-incorporated companies, including mainland LLCs and private and public joint stock companies
• Free zone entities, including those expecting to qualify for the 0% rate on qualifying income
• Foreign companies that are effectively managed and controlled in the UAE, or that have a permanent establishment or a nexus in the UAE
• Natural persons carrying on a business or business activity in the UAE where annual turnover from that activity exceeds AED 1 million

Registration is not automatic. A business that expects to pay no tax — because it is below the profit threshold, claims Small Business Relief, or is a qualifying free zone person — is still generally required to register and file.

Corporate tax rates

• 0% on taxable income up to AED 375,000
• 9% on taxable income above AED 375,000
• 0% on qualifying income of a Qualifying Free Zone Person, with 9% applying to its non-qualifying income
• A separate 15% domestic minimum top-up tax regime applies to large multinational groups within the OECD Pillar Two scope

How to register for corporate tax in the UAE

Registration is completed online through the FTA's EmaraTax portal. The typical sequence is:

• Create or access your EmaraTax account. Existing VAT or excise registrants can use the same account and add corporate tax under the same taxable person profile.
• Select the taxable person and choose the corporate tax registration service.
• Choose the entity type — legal person (mainland, free zone, or foreign), or natural person conducting business.
• Enter trade licence and entity details, including licence number, issuing authority, issue and expiry dates, and legal name in English and Arabic.
• Add owners and branches. Disclose owners holding 25% or more, and register each branch under the head entity rather than separately.
• Provide contact and authorised signatory details, uploading the signatory's Emirates ID or passport plus proof of authorisation such as a memorandum of association or power of attorney.
• Confirm your financial year, which determines the first tax period and every deadline that follows.
• Review, declare, and submit. The FTA reviews the application and issues a Corporate Tax Registration Number (TRN) on approval, or requests further information.

Keep the trade licence, ownership documents, and signatory authorisation ready before starting — mismatches between the licence and the application are the most common cause of rejection or delay.

Filing and payment deadlines

• The corporate tax return is filed within 9 months of the end of the tax period. A business with a 31 December year end files by 30 September of the following year.
• Tax payable is due by the same date as the return; there are no provisional or advance instalments in the standard regime.
• Only one return per tax period is required — there are no quarterly corporate tax returns.
• Records must be retained for at least 7 years after the end of the relevant tax period.
• Transfer pricing documentation, where thresholds are met, must be available and provided to the FTA on request within the prescribed period.

Reliefs worth understanding early

• Small Business Relief allows a resident person with revenue not exceeding AED 3 million in the current and all previous relevant tax periods to elect to be treated as having no taxable income. It must be elected in the return, and it is currently available for tax periods ending on or before 31 December 2026.
• Qualifying Free Zone Person status gives a 0% rate on qualifying income, but it depends on maintaining adequate substance in the free zone, meeting de minimis limits on non-qualifying revenue, complying with transfer pricing rules, and preparing audited financial statements. Losing the status affects the current and following four tax periods.
• Tax groups let a UAE parent and its 95%-held subsidiaries file a single return, subject to alignment of financial years and accounting standards.
• Business restructuring and qualifying group relief can defer gains on qualifying intra-group transfers where conditions and clawback rules are met.

Common compliance challenges

• Treating registration as optional. Businesses below the AED 375,000 threshold, dormant entities, and free zone companies expecting 0% still generally need to register and file. Late registration attracts an administrative penalty of AED 10,000.
• Assuming free zone means exempt. Qualifying income is narrowly defined; income from mainland customers or non-qualifying activities is often taxable at 9%.
• Weak transfer pricing support. Related-party and connected-person transactions must be at arm's length and disclosed, including payments to owners and directors.
• Accounting records that are not tax-ready. Taxable income starts from IFRS-compliant financial statements; informal management accounts usually require significant adjustment.
• Missing elections. Small Business Relief, the realisation basis, and group elections are made in the return — an overlooked election cannot always be corrected later.
• Branch and group structure errors. Registering branches separately, or misaligning financial years across a group, creates duplicate obligations and reconciliation problems.

A practical readiness checklist

• Confirm your tax period and first filing deadline
• Complete EmaraTax registration and obtain your corporate tax TRN
• Map group entities, branches, and permanent establishments
• Assess free zone qualifying income and substance, if relevant
• Prepare IFRS-compliant financial statements and a tax computation
• Document related-party transactions and transfer pricing positions
• Decide on available elections and reliefs before filing
• Set a records retention process covering at least 7 years

How we can help

Our Dubai team supports businesses across the corporate tax lifecycle — registration and group structuring, impact assessments, free zone qualifying income reviews, transfer pricing documentation, return preparation, and FTA correspondence. If you are unsure whether your entity is in scope or how your free zone position holds up, get in touch with our Dubai office and we will walk through it with you.