BUSINESS SETUP · ABU DHABI · 2027

How Is ADGM Different from Mainland UAE?

Legal system, regulators, licensing, tax, and market access compared side by side

ADGM is often described simply as "a free zone in Abu Dhabi", but that undersells how different it is from both Mainland and most other free zones. It operates as an international financial centre with its own legislation, its own regulators, and its own court system, which together create a legal environment that looks closer to London or Singapore than to a standard Mainland setup.

That difference matters most to businesses where the legal framework itself is part of the product: funds, wealth managers, fintechs, holding structures, and companies that want contracts governed by English common law. For a trading or retail business that mainly sells to local customers, a Mainland license is usually the more practical fit. The right answer depends on what you do and who you sell to, which is the same principle covered in our guide to choosing the right free zone for growth.

At One Desk Solution, our business setup and advisory and consultancy teams help founders compare ADGM, other free zones, and Mainland options against their actual business model, tax position, and growth plans.

1. ADGM vs Mainland at a Glance

2. Legal System and Courts

• ADGM: applies English common law through its own legislation, and disputes can be heard in the ADGM Courts, which operate in English
• Mainland: operates under UAE federal and local civil law, with disputes heard in the UAE courts of the relevant emirate
• Companies often choose ADGM when they want contracts, shareholder agreements, or financing documents governed by a familiar common-law system

3. Regulators and Licensing Authorities

Area	ADGM	Mainland (Abu Dhabi)
Company registration and licensing	ADGM's Registration Authority	The Abu Dhabi economic development authority
Financial services regulation	ADGM's Financial Services Regulatory Authority	Federal and sector regulators, depending on the activity
Dispute resolution	ADGM Courts	UAE courts
Employment and visas	Handled through ADGM's own processes	Handled through federal and emirate immigration and labour authorities

For a plain-English guide to the terms used in licensing, see our glossary of trade license types and terminology, and for visas, our guide to immigration and visa terms for business in the UAE.

4. Ownership and Legal Structures

• ADGM permits 100% foreign ownership and offers a range of structures, including private companies, holding companies, branches, foundations, and fund vehicles
• Mainland companies can now also be wholly foreign-owned for many activities, though some activities still have conditions or restrictions
• ADGM offers corporate vehicles that are designed for wealth structuring and holding, which are less common in a standard Mainland setup
• Branch offices of foreign companies are possible in both, with different registration and compliance rules; see our guide to branch office setup for foreign companies

5. Market Access and Who You Can Trade With

• Mainland: broad, direct access to customers across the UAE, including government and semi-government clients
• ADGM: well suited to international clients, financial and professional services, and activities within the zone; selling goods or services to Mainland customers may require additional arrangements
• Some businesses run an ADGM entity for holding, financing, or regulated activity and a Mainland entity for local operations

6. Corporate Tax and VAT

ADGM is not outside the UAE tax system. Entities there fall under the federal Corporate Tax and VAT laws, just like Mainland companies.

• An ADGM entity can access the 0% Corporate Tax rate on Qualifying Income only if it meets the Qualifying Free Zone Person conditions; income outside those conditions is taxed at the standard rate
• Mainland companies pay 0% on taxable income up to AED 375,000 and 9% above that threshold
• Both must register for Corporate Tax; see our tax registration requirements guide
• VAT registration depends on turnover and activity, not on whether you are in ADGM or Mainland

The tax comparison works the same way as for other free zones, so our guides to Free Zone vs Mainland tax differences and tax services for Mainland vs Free Zone companies apply to ADGM as well.

7. Ongoing Compliance and Audit

• ADGM entities generally face annual filing and financial reporting obligations to ADGM, and regulated firms face additional regulatory reporting
• Audited financial statements are also a condition of Qualifying Free Zone Person status for Corporate Tax
• Mainland audit requirements depend on the licensing category, activity, and company size
• In both cases, the auditor must be properly licensed; see our guide on who can perform a statutory audit in UAE and our overview of audit requirements for Free Zone companies

8. Full Comparison Table

Factor	ADGM	Mainland UAE
Legal framework	English common law	UAE civil law
Courts	ADGM Courts (English language)	UAE courts of the emirate
Best suited for	Funds, fintech, holding, international and professional services	Local trading, retail, contracting, general services
Foreign ownership	100% permitted	Permitted for most activities, with some conditions
Direct access to UAE customers	More structured, may need additional arrangements	Full access
Corporate Tax	0% on Qualifying Income if QFZP conditions met; otherwise 9%	0% up to AED 375,000, then 9%
Audit	Required for ADGM filings and QFZP status	Depends on category and thresholds
Typical setup and running cost	Generally higher, reflecting the framework	Varies widely by activity and location
Government and semi-government contracts	Often needs Mainland presence	Directly accessible

9. Who Should Choose Which

• Consider ADGM if you run a fund, wealth or asset management business, a fintech, a holding or family structure, or you want common-law governance for investors and counterparties
• Consider Mainland if you sell mainly to UAE customers, bid for government work, run a physical retail, trading, or contracting business, or need unrestricted local trade access
• Consider both if you need ADGM for holding or regulated activity and Mainland for local operations

10. Common Mistakes

• Choosing ADGM for its reputation without checking whether your customers need a Mainland entity
• Assuming ADGM means no tax, when the 0% rate depends on meeting Qualifying Free Zone Person conditions
• Comparing only setup fees and ignoring ongoing audit, filing, and substance costs
• Choosing Mainland by default when the business actually depends on common-law contracts or regulated financial activity
• Not planning for how the two entities will work together before setting up a dual structure

Frequently Asked Questions