GCC Tax Compliance Calendar: April 2026 Deadlines

April 2026 is one of the busier months in the GCC tax year, and the pressure is not evenly spread. For UAE groups, the headline date is 30 April 2026, when the corporate tax return, the accompanying Transfer Pricing Disclosure Form, and the payment all fall due for financial years ending 31 July 2025. Around that anchor sits a cluster of VAT, excise, withholding tax and Zakat deadlines across the wider region.

This guide gives you a single, practical view of what is due, when, and why. You will get a clear month-at-a-glance table, the legal basis for the UAE corporate tax deadline, the mechanics of the Transfer Pricing Disclosure Form, the main month-end dates across KSA, Oman, Bahrain, Kuwait and Qatar, and a short list of the mistakes that most often turn a routine filing month into a scramble.

Why April 2026 deserves early attention

Tax deadlines are not suggestions. A missed filing usually means penalties, interest, and avoidable time spent reconstructing records under pressure. In practice, the filings that slip are rarely the large annual returns that everyone watches. They are the monthly VAT, excise and withholding tax cycles that quietly fall behind and then have to be rebuilt at quarter-end.

The most reliable defence is a single compliance calendar per entity. Reconcile the monthly cycles as they arise, and finalise the annual corporate tax and Zakat returns, with their transfer pricing disclosures, early enough to review before submission. Where a group operates in several GCC states, coordinating these cycles centrally stops the same finance team from facing five deadlines at once.

Now that the stakes are clear, here is the full month in one view.

April 2026 GCC tax deadlines at a glance

The table below sets out the key dates. It is a practical planning summary; always confirm your own entity's tax period and filing frequency, because deadlines are entity-specific.

Note that regional deadlines can shift for weekends, public holidays or specific extensions. Treat the dates above as a planning baseline and validate each one against the relevant authority's portal.

The UAE's 30 April corporate tax deadline: legal basis and mechanics

This is the centrepiece of the month for most UAE businesses, so it is worth setting out the rules precisely.

The nine-month rule

As a confirmed legal fact, the UAE corporate tax return is due within nine months from the end of the relevant tax period. This is set out in Article 53 of Federal Decree-Law No. 47 of 2022 on the Taxation of Corporations and Businesses, and Article 48 sets the same nine-month window for settling the corporate tax payable. The UAE Ministry of Finance Corporate Tax page confirms that a return must be filed, and any tax paid, within nine months from the end of the relevant period.

Applying that rule, a financial year ending 31 July 2025 produces a filing and payment deadline of 30 April 2026. The Federal Tax Authority's Corporate Tax pages and the FTA Corporate Tax FAQs provide the wider framework, and the return itself is filed through EmaraTax.

Registration comes first

You cannot file without a Corporate Tax Registration Number. Every taxable person, including Free Zone Persons, must register and obtain that number, as confirmed on the FTA Corporate Tax Registration service page. If your entity is not yet registered, that is the first item to resolve well before any return can be submitted.

What the return includes

The corporate tax return is a self-assessment. It starts from accounting net profit and applies the adjustments required by the law to reach taxable income. For any business with related-party dealings, the return also carries the Transfer Pricing Disclosure Form, covered in detail below.

Here is the practical point: the 30 April date is not only a filing date. It is a payment date and, for many groups, a transfer pricing date as well. Treating it as a single event to be handled in the final week is where problems begin.

The Transfer Pricing Disclosure Form: what it is and how it works

The Transfer Pricing Disclosure Form is not a separate filing. As a confirmed fact under the FTA's guidance, it is a set of schedules embedded inside the corporate tax return, so it shares the same 30 April 2026 deadline for a 31 July 2025 year-end.

The two independent thresholds

The disclosure is triggered by two thresholds that must be tested separately.

A business can breach one threshold without the other, so both need to be assessed on their own. Our step-by-step walkthrough in the UAE Transfer Pricing Disclosure Form guide and the reporting mechanics in UAE related party transactions: what businesses need to report explain the process in full.

Thresholds are not exemptions

This is professional interpretation worth stressing. The AED 40 million and AED 500,000 figures determine what must be itemised in the return. They do not switch off the arm's length principle. Under Article 34 of the Corporate Tax Law, related-party and connected-person transactions must be priced at arm's length regardless of size, a point reinforced by the FTA Transfer Pricing Guide (CTGTP1) and by the OECD framework the UAE follows, including the OECD base erosion and profit shifting (BEPS) project and the OECD Transfer Pricing Guidelines 2022.

The documentation behind the form

Because the disclosure summarises related-party dealings, the underlying analysis needs to be settled before the deadline, not assembled in the final week. Larger groups also face documentation obligations. Under Ministerial Decision No. 97 of 2023, a taxable person must maintain a Master File and Local File where it is part of a multinational group with consolidated revenue of AED 3.15 billion or more, or where its own revenue is AED 200 million or more. These files are not filed with the return, but they must be producible within 30 days of an FTA request. See our detailed guides to the UAE Local File, the UAE Master File, and the end-to-end UAE transfer pricing compliance guide.

UAE indirect tax: VAT and excise in April 2026

Two indirect tax dates sit ahead of the corporate tax deadline.

• Excise tax, March 2026: the return and payment are due on 15 April 2026 for businesses within the excise regime.
• VAT, Q1 2026: quarterly registrants file and pay the January to March 2026 return by 28 April 2026. Businesses on a monthly VAT cycle file the March 2026 return by the same date.

You can confirm the underlying legislation through the FTA legislation library, which houses the VAT and excise laws and their executive regulations. VAT and corporate tax remain separate obligations, so a VAT-registered business still has to manage both independently.

Month-end deadlines across KSA, Oman, Bahrain, Kuwait and Qatar

For groups operating across the region, April 2026 carries several parallel obligations. The following is a practical summary; specific rules and any extensions should be confirmed with each national authority.

Saudi Arabia (KSA)

KSA has the busiest month-end. The monthly withholding tax return for March is due 10 April 2026. By 30 April 2026, taxpayers file the annual Zakat or corporate income tax return with the relevant TP disclosure forms for the December 2025 financial year, the annual withholding tax return for 2025, and the Q1 2026 VAT and excise returns.

Oman

Oman files its annual corporate income tax return and payment for the December 2025 year by 30 April 2026, alongside the Q1 2026 VAT and excise returns. Its March withholding tax remittance is due 14 April 2026.

Qatar

Qatar files its annual corporate income tax return and payment for the December 2025 year by 30 April 2026, together with the Q1 2026 excise return. Its monthly withholding tax remittance for March is due 16 April 2026.

Bahrain

Bahrain files the Q1 2026 VAT return, the March monthly VAT return, and the Q1 2026 excise return by 30 April 2026.

Kuwait

In Kuwait, listed companies must submit the annual Zakat declaration by 15 April 2026, which is 105 days after a 31 December financial year-end.

Practical implications for your business

The pattern across the region is consistent: several filing cycles converge at month-end, and the annual returns carry disclosures that depend on work completed earlier. That has three practical consequences.

• Data readiness drives everything. A corporate tax return and a transfer pricing disclosure are only as reliable as the ledger and benchmarking behind them.
• Cross-border groups face concentration risk. When multiple entities share the same 30 April date, a single stretched team can become the bottleneck.
• Payment, not just filing, is the deadline. For the UAE corporate tax return, the tax due is payable within the same nine-month window, so cash flow planning matters as much as the return itself.

If you are running lean, the highest-value move is to lock the annual returns for internal review at least two weeks before the deadline, leaving room to correct rather than rush.

Common mistakes to avoid

• Starting the transfer pricing analysis too late. The Disclosure Form summarises benchmarking and intercompany positions that should already exist.
• Testing the AED 40 million and AED 500,000 thresholds together. They are independent and must be assessed separately.
• Treating below-threshold transactions as automatically compliant. Article 34 applies regardless of size.
• Letting monthly VAT, excise and withholding tax cycles drift. These are the filings most likely to fall behind and require reconstruction.
• Filing before registering. No Corporate Tax Registration Number means no return.
• Failing to reconcile the disclosure to the financial statements. Inconsistencies between the return and the accounts are a common trigger for further enquiry.
• Assuming a preferential rate removes transfer pricing obligations. Free Zone and other favourable positions do not remove the arm's length requirement.

Planning recommendations

A disciplined, repeatable approach turns a heavy month into a manageable one.

1. Build one calendar per entity. Capture every corporate tax, Zakat, VAT, excise and withholding tax date, with an owner assigned to each.
2. Confirm each entity's tax period and filing frequency. The 30 April date applies to a 31 July 2025 year-end; your own year-end determines your date.
3. Close the monthly cycles as they arise. Reconcile March VAT, excise and withholding tax before quarter-end pressure builds.
4. Finalise transfer pricing early. Settle benchmarking, intercompany positions and the Disclosure Form schedules ahead of the return.
5. Reconcile the return to the accounts. Match the Disclosure Form and taxable income to the financial statements and general ledger.
6. Plan the payment, not just the filing. Ensure funds are available for corporate tax and any regional liabilities due at month-end.

For structured support, SBC's Corporate Tax practice manages registrations, computations and returns, our Transfer Pricing team prepares disclosures and documentation, and our International Tax specialists keep cross-border positions aligned. Where a filing is later questioned, our Audit and Dispute Resolution practice can defend it. You can view the full range on our services page, browse related articles on the insights hub, read the source roundup in our GCC tax compliance calendar for April 2026, or look ahead to the May 2026 GCC tax calendar.

Frequently asked questions

When is the UAE corporate tax return due in April 2026?

The UAE corporate tax return and payment for a financial year ending 31 July 2025 are due on 30 April 2026, nine months after the year-end. The Transfer Pricing Disclosure Form is filed together with the return where the related-party and connected-person thresholds are met.

What is the Q1 2026 VAT deadline in the UAE?

Quarterly VAT registrants must file and pay the January to March 2026 VAT return by 28 April 2026. Businesses on a monthly VAT cycle file the March 2026 return by the same date, while excise tax for March 2026 is due earlier, on 15 April 2026.

Is the Transfer Pricing Disclosure Form a separate filing?

No. It consists of schedules within the corporate tax return filed on EmaraTax, not a stand-alone submission. It shares the same deadline as the return.

What are the main KSA tax deadlines in April 2026?

Saudi Arabia's monthly withholding tax return for March is due 10 April 2026. By 30 April 2026, taxpayers file the annual Zakat or corporate income tax return with TP disclosure forms for the December 2025 year, the annual withholding tax return for 2025, and the Q1 2026 VAT and excise returns.

When must Kuwaiti listed companies file their Zakat declaration?

Kuwaiti listed companies must file the annual Zakat declaration by 15 April 2026, which is 105 days after a 31 December financial year-end.

Do the AED 40 million and AED 500,000 thresholds exempt smaller transactions from transfer pricing?

No. They are disclosure-form thresholds, not exemptions. The arm's length requirement under Article 34 applies to related-party and connected-person transactions of any size.

Conclusion

April 2026 concentrates a lot of activity into a short window, with the UAE's 30 April corporate tax return, its embedded Transfer Pricing Disclosure Form, and the surrounding VAT, excise, withholding tax and Zakat cycles across the GCC. The businesses that handle it well are not the ones that work fastest at month-end; they are the ones that mapped every date to an owner, closed their monthly cycles early, and finalised their transfer pricing before the deadline arrived.

Your next step is simple: build or refresh a single compliance calendar for each entity today, confirm each tax period, and flag anything that still needs registration or benchmarking. To review your April obligations across the region, explore our insights hub or contact our advisors for a confidential conversation.

This publication is for general information only and does not constitute professional advice. Please consult your SBC advisor before acting on any matter covered here.

15/4/26 How UAE Corporate Tax Defines a Director

Page Title: UAE Corporate Tax: Directors and Officers Under CTP010
Meta Title: CTP010 Explained: Directors and Officers in UAE Corporate Tax
Meta Description: How FTA Public Clarification CTP010 defines directors and officers as Connected Persons under UAE Corporate Tax, and what it means for deductions and disclosure.
Primary Keywords: CTP010, UAE corporate tax director and officer
Secondary Keywords: Connected Persons UAE Corporate Tax, Article 36 Federal Decree-Law No. 47 of 2022, director officer definition corporate tax, Connected Person disclosure UAE, Market Value Connected Person payments
Slug: uae-corporate-tax-director-officer-ctp010