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TAX COMPARISON · UK ↔ UAE
UK vs UAE corporate tax (2026): rates, treaty, what you actually save
Since April 2025 the UK no longer offers the remittance basis to new arrivals, which pushed the UAE residency route up the shortlist for internationally mobile owner-managers: 0% personal income tax and a 0–9% corporate rate against the UK's 25% main rate and 45% top personal band.
This page compares the two systems with 2026 numbers, explains what the UK–UAE double-taxation convention (2016) actually governs, works the savings on realistic profits — and covers the exit-year mechanics that decide whether the saving is real.
Rates reviewed September 2026 methodology
Side by side
the UK vs UAE: the parameters
| Tax type | United Kingdom | UAE mainland | UAE free zone |
|---|---|---|---|
| Corporate income tax | 25% main (> £250k profits); 19% small profits rate (≤ £50k); marginal relief between | 9% above AED 375,000; 0% below | 0% on qualifying income* |
| Personal income tax | 20 / 40 / 45% bands (England); 2%–8.75% on dividends outside allowances | 0% | 0% |
| VAT / GST | VAT 20% (registration over £90,000) | VAT 5% | VAT 5% (registration over the mandatory threshold) |
| Withholding on dividends | 0% on company distributions; treaty caps UAE-side flows | 0% — no UAE withholding tax | 0% |
| Social contributions | Employer NI up to 15% (2025 rate, £5,000 secondary threshold) | None (pension is voluntary) | None |
| Filing & audit | CT600 + accounts at Companies House; transfer pricing on related parties | Corporate tax registration + annual return | Corporate tax registration; QFZP substance test |
* 0% applies to the qualifying income of a Qualifying Free Zone Person — conditions in the caveats below.
The treaty
Double-tax treaty and residence
In force (signed 2016)
The UK–UAE convention, signed in 2016 and applying since 2017, replaced a much older agreement and reflects the UAE's post-beach-tax reality: it caps withholding on dividends, interest and royalties and contains standard tie-breaker and anti-abuse provisions.
The treaty matters at the edges — cross-border flows, dual-residence arguments, capital gains on immovable property. The core saving comes from a different mechanism: a clean UK exit year followed by genuine UAE tax residency (183 days, or 90 days with the qualifying conditions). HMRC's split-year rules and temporary non-residence provisions are where DIY relocations go wrong.
What you save
Worked on realistic profits
Worked savings at the main rate — annual profit, converted to AED for comparability:
| Annual profit | Tax in the UK (25%) | UAE mainland (9% > 375k) | UAE free zone (qualifying) |
|---|---|---|---|
| AED 366,000 (≈ USD 100,000) | ≈ AED 91,500 | AED 0 — below the AED 375,000 threshold | AED 0 |
| AED 735,000 (≈ USD 200,000) | ≈ AED 183,750 | ≈ AED 32,400 | AED 0 |
| AED 1,835,000 (≈ USD 500,000) | ≈ AED 458,750 | ≈ AED 131,400 | AED 0 |
Simplified: UK companies in the marginal relief band pay between 19% and 25%; employer NI adds cost on salaries in both directions. Illustrative, not a tax computation.
Read before
Where the simple story breaks
The sections that decide whether the move pays:
- Exit-year exposure: UK-source income, stock vested before departure and the temporary non-residence rules can pull gains back into HMRC's net.
- The 0% free zone rate requires Qualifying Free Zone Person status — substance, qualifying activities, audited accounts; a letterbox entity gets the 9% or the mainland rate.
- If the UK company keeps trading, related-party pricing between London and Dubai must be documented on both sides.
- The FIG regime's 4-year window still beats staying permanently non-domiciled in the old style — compare the two before choosing UAE residency for tax reasons alone.
Informational content, not tax advice. Rates as of September 2026 — verify with an adviser before acting.
Frequently asked questions
Tax questions, answered
What is the UK corporate tax rate in 2026?
The main rate is 25% for profits above £250,000; the small profits rate is 19% up to £50,000, with marginal relief between the two bands.
Does the UK have a tax treaty with the UAE?
Yes — the 2016 double-taxation convention, in application since 2017, covering withholding caps, residency tie-breakers and exchange of information.
Will HMRC still tax me after I move to the UAE?
After a clean exit year and genuine UAE tax residency, UK tax generally narrows to UK-situated income and UK workdays. Split-year treatment and the temporary non-residence rules decide the edge cases — take specialist advice for the transition year.
Is a UAE free zone company really 0% taxed?
On qualifying income of a Qualifying Free Zone Person — with adequate UAE substance, qualifying activities and audited accounts — yes, 0%. Non-qualifying and mainland-connected income is taxed at 9% above AED 375,000.
How much could a UK business save in the UAE?
On AED 735,000 (≈ USD 200,000) of annual profit: about AED 183,750 of UK corporation tax versus AED 0 as a qualifying free zone person, or roughly AED 32,400 on the mainland. Add employer NI savings on any UAE-paid salary.
Next step: the setup itself
Ready for the operational side — apostilles, banking timelines and the zones British founders choose?