Mauritius Company Formation: The Ultimate Guide to GBC & AC Setup (2025)

Last updated: November 2025

What changed in 2025?

- Corporate tax headline (15%) and the 80% partial exemption regime remain in force as at November 2025 (see MRA legislation pages below).

- Ongoing global minimum tax (OECD Pillar Two) continues to apply only to large MNE groups (EUR 750m+). Most SMEs/scale-ups are unaffected but should monitor group exposure.

- Treaty practice: Mauritius continues to apply modern anti-abuse standards (PPT/LOB where included). India–Mauritius protocol post‑2017 remains key for capital gains (see treaty caution below).

- Regulators reiterated substance and governance expectations; links to current FSC economic substance guidance and MRA pages are included. 

Get a free eligibility check & quote

Work only with FSC-licensed managers. Receive a bankable plan in 24 hours.

Table of Contents

1. Why Mauritius? The strategic advantage in 2025

2. GBC vs Authorised Company (AC): which structure is right for you?

3. Mauritius GBC vs Singapore vs Hong Kong vs UAE (Free Zone/RAK ICC)

4. Practical use cases & scenarios

5. Step-by-step formation process

6. Costs & timelines (2025)

7. Tax regime & economic substance (the 2025 reality)

8. Substance budgets and sample CIGA plans (holding, SaaS, advisory)

9. Banking in Mauritius: requirements, KYC nuances, decision matrix

10. Risks you must model (CFC, PE, TP, Unshell/ATAD 3, GAAR/PPT)

11. Choosing a licensed Mauritius Management Company (vendor selection)

12. FAQ: Is a Mauritius AC tax-free? Do I need two resident directors? How long to open a bank account? GBC vs UAE Free Zone vs Singapore

13. Compliance calendar (GBC vs AC)

14. Why choose Privacy Solutions

15. Official sources & guidance 

1) Why Mauritius? The strategic advantage in 2025

Stability and credibility: Hybrid legal system, strong rule of law, and a cooperative, “white-listed” IFC aligned with OECD BEPS.

Tax efficiency with substance: 15% headline CIT with an 80% partial exemption on specified foreign-source income (effective ~3%) when substance conditions are met.

No Mauritian WHT on dividends; interest/royalties may attract WHT unless reduced by treaty (see Tax section).

Treaty network: 45+ DTAs for cross-border investment and financing, especially into Africa/Asia (confirm current list on the MRA DTA page).

Banking: MCB/AfrAsia/SBM offer robust multi-currency facilities and respectable correspondent networks.

Skilled service ecosystem: FSC-licensed management companies, Big Four and mid-tier audit firms, and compliant administration.

Authoritative links

Financial Services Commission (FSC): https://www.fscmauritius.org 

Mauritius Revenue Authority (MRA): https://www.mra.mu 

Bank of Mauritius (BoM): https://www.bom.mu 

Corporate and Business Registration Department (Companies Act/ROC): https://companies.govmu.org

2) GBC vs Authorised Company (AC): which structure is right for you?

In short:

Choose a GBC if you need Mauritius tax residency, TRC/treaty access, and are ready to maintain substance in Mauritius.

Choose an AC if management/control is abroad and you do not need treaty access; the AC is tax‑neutral in Mauritius, not “tax‑free” globally.

Comparison: Global Business Company (GBC) vs Authorised Company (AC)

Feature	Global Business Company (GBC)	Authorised Company (AC)
Tax residency	Mauritius resident	Non-resident in Mauritius
Corporate tax	15% headline; 80% partial exemption on specified foreign-source income → ~3% effective if eligible	0% in Mauritius; taxed where effectively managed/controlled
Treaties & TRC	Yes (subject to substance; TRC issued by MRA)	No
Substance	Two Mauritius-resident directors, CIGA in Mauritius, local bank account, office, audit	Managed/controlled outside Mauritius; local registered agent; no audit
Audit	Mandatory	Not required (financial summary filed)
Banking	Maintain principal account in Mauritius	Anywhere
Activities	Holding, trading, advisory, financing, (regulated) fintech/funds	International trading/holding/advisory (no financial services)
Annual cost (market)	$5,900–$9,800	$2,200–$3,800
Ideal use	Treaty-driven investments, Africa gateway, regulated operations	Lean international holding/ops where no treaty benefit is needed

Key sources

FSC Global Business framework and economic substance guidance: https://www.fscmauritius.org (Guidelines/Circulars) 

Income Tax (Partial Exemption) Regulations (see MRA legislation pages)

3) Mauritius GBC vs Singapore vs Hong Kong vs UAE (Free Zone/RAK ICC)

Jurisdiction Comparison: Mauritius GBC vs Singapore, Hong Kong, UAE Free Zones, and UAE RAK ICC

Factor	Mauritius GBC	Singapore (Pte Ltd)	Hong Kong (Ltd)	UAE Free Zone (e.g., DMCC/ADGM)	UAE RAK ICC (Offshore)
Reputation	High, treaty-focused IFC	Very high	Very high	High (varies by zone)	Moderate
Treaties	45+ (Africa/Asia strength)	100+	45+	140+ (UAE federal network)	None
Effective CIT	~3% on qualifying foreign-source income	17% headline; partial exemptions/rebates for SMEs	16.5% profits tax; territorial	0% in many FZs; 9% UAE CT may apply depending on profile	0%
Substance	Mandatory CIGA	Medium–high	Medium	Medium–high (varies by Free Zone)	Low
Banking	Strong local (MCB, AfrAsia)	Excellent (DBS, OCBC, UOB)	Excellent	Good to very good	Usually requires non-UAE banking
Best for	Treaty-led holding/financing into Africa/Asia	APAC HQs with deep operations	APAC trading/holding	Middle East operations with real presence	Simple holding or asset protection

Takeaway: If you need treaty access and can support substance, a GBC is hard to beat. If you want zero/low-tax with light substance and no treaty reliance, a UAE FZ or RAK ICC may suit. For deep APAC operations, Singapore/HK often win on ecosystem and proximity.

4) Practical use cases & scenarios

Africa-focused investor: GBC holds regional stakes; uses DTAs to reduce WHT on dividends/interest; exits routed via Mauritius where treaties/PPT allow.

Global SaaS/IP monetization: GBC or AC licenses IP; ensure DEMPE alignment—don’t book IP income in Mauritius without real decision-making/people risks covered (see CIGA plans below).

Advisory/consulting boutique: GBC with directors and key client contracting decisions in Mauritius; clear transfer pricing to operating entities.

5) Step-by-step formation process

1) Strategy & entity choice (GBC vs AC, treaty map, home-country risk assessment) 

2) Appoint an FSC-licensed Management Company (MC) 

  Verify on FSC Public Register of Licensees: https://www.fscmauritius.org/en/being-supervised/licensees 

3) Name reservation with ROC (1–2 business days) 

4) KYC/AML pack (all UBOs ≥25% or controllers; some banks request down to 10% in higher-risk profiles) 

   Passports, PoA, CVs/LinkedIn, SoW/SoF proofs, org chart, business plan, draft contracts 

5) Draft constitution; ROC filing; FSC license (GBC/AC) 

6) MRA registrations (as required), TRC application (for GBC) 

7) Banking (MCB/AfrAsia/SBM) with tailored onboarding pack 

8) Post-incorporation: statutory registers, share certs, accounting setup, board calendar

Timeline

- Incorporation & licensing: 5–10 business days post-KYC 

- Banking: 2–4 weeks (parallel processing possible) 

- End-to-end: 3–6 weeks

6) Costs & timelines (2025)

One-time setup (USD)

GBC: $5,350–$7,900 

AC: $3,350–$5,250

Annual (USD)

GBC: $5,900–$9,800 (incl. audit) 

AC: $2,200–$3,800

Notes: Resident directors are usually bundled in GBC management fees; audits scale with volume/complexity; regulated licenses add cost/time.

7) Tax regime & economic substance (the 2025 reality)

GBC taxation

- Headline CIT: 15%. 

- 80% partial exemption on specified foreign-source income (effective ~3%) when conditions are met under the Income Tax (Partial Exemption) Regulations 2018. 

- Common categories: foreign dividends, foreign interest, certain financial services income, and income from a foreign PE. Conditions vary by category and require substance. 

- Withholding tax (domestic law):

  - Dividends: no Mauritian WHT.

  - Interest: may be subject to WHT (domestic exemptions exist for bank interest to non-residents; otherwise 15% unless treaty reduction/exemption applies).

  - Royalties: generally 15% WHT, often reduced by treaty.

- TRC & treaties: An MRA Tax Residence Certificate can be issued where management and control is demonstrably in Mauritius. Treaty access still depends on anti‑abuse rules (PPT/LOB) and local GAARs.

AC taxation

- Non-resident for Mauritian tax; 0% in Mauritius. 

- Taxable where effectively managed/controlled. If that’s your home country, expect home-country taxation. No treaty access via Mauritius.

Substance (core)

- GBC must show CIGA in Mauritius: two resident directors, real decision-making in Mauritius (board minutes/agenda/substance), principal bank account in Mauritius, local office, adequate expenditure, employment of suitably qualified staff, audit in Mauritius.

- Non-compliance risks: denial of TRC/partial exemption, penalties, license issues.

Key sources

- Income Tax Act & Regulations (Partial Exemption): https://www.mra.mu (Legislations > Acts/Regulations) 

- MRA Double Taxation Agreements list: https://www.mra.mu (International Taxation > DTAs) 

- FSC Economic Substance / Global Business Guidelines: https://www.fscmauritius.org (Supervision > Guidelines/Circulars) 

Treaty caution (read this)

- India–Mauritius Protocol (2016): Capital gains on shares acquired on/after 1 April 2017 are generally taxable in India; transitional benefits ended; LOB applies. PPT/GAAR can deny benefits where the main purpose is tax advantage. Model your exits accordingly and get local counsel in source countries.

8) Substance budgets and sample CIGA plans

Indicative annual substance budgets (USD, typical ranges)

Resident directors (2): $4,000–$8,000 (combined; depends on caliber/time burden) 

Dedicated desk/office (serviced): $3,000–$9,000 

Staff (FTE in Mauritius):

  Admin/ops: $12,000–$18,000

  Analyst/associate: $18,000–$30,000

  Manager: $30,000–$60,000

Audit: $1,500–$5,000+ (volume/complexity driven)

Travel/board meetings (2–4 per year): $3,000–$10,000

Misc. (accounting/filing software, secretarial out-of-scope): $1,500–$4,000

 

Sample CIGA plans (what you actually do in Mauritius)

Holding GBC

CIGA: Investment policy setting, approval of acquisitions/disposals, dividend policy/treasury decisions, appointment of advisers, board-level risk management.

 Evidence: Board packs/minutes in Mauritius; investment committee in MU; principal bank account (MCB/AfrAsia); contracts signed in MU by resident directors where appropriate.

SaaS/technology GBC

CIGA: Product strategy/pricing, key enterprise contracts negotiated/approved in MU, billing/treasury in MU, oversight of marketing and vendor selection, IP licensing policy.

Notes: Align with OECD DEMPE—if heavy R&D occurs outside MU, don’t over-allocate returns to MU without commensurate people/functions. Consider booking service/market-facing profits in MU, not pure IP returns, unless you truly staff DEMPE functions on-island.

Advisory/consulting GBC

CIGA: Client engagement terms finalized in MU, staffing and delivery oversight from MU, supplier selection and quality control, invoicing/collections, acceptance of deliverables.

Evidence: Mauritius calendars for client calls/approvals; senior manager/director in MU; local office presence.

9) Banking in Mauritius: requirements, KYC nuances, decision matrix

Top banks & fit

MCB: Suits established holding, trading, funds, profitable SaaS; appreciates clear governance and clean counterparties.

AfrAsia: Strong for funds/fintech, UHNW, active cross-border flows; flexible multi-currency; open to regulated VASP clients with robust controls.

SBM: Practical for SMEs, trading, e‑commerce; lower entry balances.

What banks actually ask (nuances)

Expected activity: monthly incoming/outgoing volumes, average/peak ticket sizes, top 5 client/supplier jurisdictions, currencies, corridors (e.g., EU↔Africa, GCC↔Asia).

UBO thresholds: generally 25%+ or control; high-risk profiles may trigger enhanced look-through to 10%.

SoW/SoF: verifiable documents (audited accounts, tax returns, sale agreements, brokerage statements).

Sanctions/dual-use: explanatory notes if dealing with higher-risk geos/products.

Governance: board minutes approving the account; authorized signatory matrix; external auditor details for GBCs.

Decision matrix (simplified)

If you’re a treaty-led holding with predictable dividends/interest from investment-grade countries → MCB or AfrAsia. 

If you’re an SME trader with moderate ticket sizes and straightforward corridors → SBM first, MCB second. 

If you’re a regulated fintech/VA service provider with solid compliance stack → AfrAsia first, MCB second. 

If you’re early-stage and pre-revenue → Strengthen SoW/SoF and pipeline docs; consider SBM or a phased approach (payment institution + MU bank later).

Onboarding timelines

MCB: ~1–3 weeks

AfrAsia: ~2–4 weeks

SBM: ~1–2 weeks

Helpful sources

Bank of Mauritius AML/CFT Guidelines (KYC expectations): https://www.bom.mu (Regulation > Supervision > Guidelines) 

MCB Business Banking: https://www.mcb.mu 

AfrAsia Corporate Banking: https://www.afrasiabank.com 

SBM Corporate Banking: https://www.sbmgroup.mu

VASP/fintech note

Virtual Asset and Initial Token Offering Services Act (VAITOS): licensing required for exchange, broker-dealer, custodian, wallet services, etc. Early engagement with an FSC-licensed MC is essential.

FSC VAITOS sector page: https://www.fscmauritius.org/en/being-supervised/sectors/virtual-asset-and-initial-token-offering-services

10) Risks you must model (for serious buyers/compliance teams)

CFC rules (home country): Low-taxed passive income (e.g., 3% in MU) may be attributed to shareholders in high-tax jurisdictions. Model CFC leakage and consider active income positioning/substance.

Permanent Establishment (PE): If sales/contracts are habitually concluded by staff outside Mauritius, source countries may assert PE—eroding treaty outcomes.

Transfer pricing: Intercompany services/royalties/loans must meet arm’s-length standards; contemporaneous documentation is essential.

EU Unshell/ATAD 3 (watchpoint): Not enacted at time of writing, but EU groups should assume higher scrutiny for entities with minimal substance/functions. Your MU GBC should comfortably pass “minimum substance indicators.”

GAAR/PPT/LOB: Treaties increasingly require principal purpose tests; India and others apply GAAR. TRC ≠ automatic treaty entitlement.

IP/DEMPE: If you route significant IP income to Mauritius without real people functions (development, enhancement, maintenance, protection, exploitation) on-island, expect challenges.

Banking de-risking: Crypto, high-risk geographies, complex UBO chains, and adverse media can prolong or block onboarding. Clean it up before you apply.

11) Choosing a licensed Mauritius Management Company (vendor selection)

Verify license: FSC Public Register of Licensees (Management Companies): https://www.fscmauritius.org/en/being-supervised/licensees

Banking track record: Ask which banks they succeed with, for which industries, and why. Look for pre-screening discipline.

Itemized pricing: Government fees, FSC fees, annuals, audit, resident directors, office—line by line.

Sector experience: Fintech, funds, advisory, trading—ask for anonymized recent case studies and compliance outcomes.

Governance kit: Board calendar, minute templates, accounting stack, compliance monitoring, and escalation pathways. 

12) FAQ 

Is a Mauritius AC tax-free?

- In Mauritius, yes (ACs are non-resident). Globally, no. The AC is taxed where it’s effectively managed/controlled. No treaty access via Mauritius.

 

Do I need two resident directors?

- For a GBC, yes—two Mauritius-resident directors with appropriate seniority and sector knowledge, plus board meetings and decision-making in Mauritius. ACs can have non-resident directors.

 

How long to open a Mauritius bank account?

- Typically 1–4 weeks after a complete KYC pack and satisfactory interviews. Complex profiles (crypto, multi-layer UBOs, sensitive corridors) take longer.

 

GBC vs UAE Free Zone vs Singapore—how do I choose?

- Need treaty access and can support substance? GBC. 

- Want frictionless 0–9% tax with lighter substance and no treaty reliance? UAE Free Zone/RAK ICC. 

- Building deep APAC operations with world-class ecosystem and investors? Singapore.

13) Compliance calendar (indicative)

Compliance Obligations: Global Business Company (GBC) vs Authorised Company (AC)

Obligation	GBC	AC	Authority	Timing (Typical)
Annual Return	Yes	Yes	ROC	Annually (around incorporation anniversary; check ROC portal)
Audited Financial Statements	Yes	No	Auditor / FSC	Annually (within a few months of FYE; align with MC/auditor)
Corporate Tax Return & Payment	Yes	Only if Mauritius-source income	MRA	Typically within months after FYE per MRA calendar
FSC License Renewal/Fees	Yes	Yes	FSC	Annually (as invoiced; MC coordinates)
Board Meetings in Mauritius	Yes (substance requirement)	Not required	Company	At least quarterly advisable for GBCs
CRS/FATCA Reporting (if applicable)	Yes	Yes (if financial account holders)	MRA / FIs	Per MRA/BoM deadlines
UBO Register Maintenance	Yes	Yes	Company / MC	Ongoing; updates within statutory windows
Record Retention	7 years	7 years	Company / MC	Ongoing

Your MC will localize exact due dates; set reminders at incorporation.

14) Why choose Privacy Solutions

We cooperate with FSC-licensed partners only. 

Banking-first approach: We prebuild the file banks want (volumes, corridors, SoW/SoF, governance). 

Substance you can defend: Directors, office, staffing, and a CIGA plan that matches your model. 

Transparent, itemized pricing: No surprises—setup and annuals laid out clearly. 

High-conviction execution: 89% onboarding success for qualified profiles at MCB/AfrAsia/SBM last year.

 

“Redomiciling our holdco to a Mauritius GBC was seamless. Banking intros were decisive.” — Founder, EU fintech.

 

Ready to start? Get a confidential, no‑obligation assessment

We’ll map your structure, substance, banking, and treaty position in one working day.

15) Official sources & guidance (authoritative links)

Companies Act 2001 (ROC/CBRD): https://companies.govmu.org 

Financial Services Act 2007 (FSC Legislation): https://www.fscmauritius.org (Legislation) 

FSC Public Register of Licensees: https://www.fscmauritius.org/en/being-supervised/licensees 

FSC Guidelines/Circulars (incl. Global Business/Economic Substance): https://www.fscmauritius.org (Supervision > Guidelines/Codes/Circulars) 

MRA – Income Tax Act & Regulations: https://www.mra.mu (Legislations > Acts/Regulations) 

Income Tax (Partial Exemption) Regulations 2018: see MRA Regulations pages (above) 

MRA – Double Taxation Agreements: https://www.mra.mu (International Taxation > Double Taxation Agreements) 

MRA – Tax Residence Certificate (TRC): https://www.mra.mu (International Taxation) 

Economic Development Board (EDB) – Occupation/Residence Permits: https://edbmauritius.org/work-and-live-in-mauritius/occupation-permit 

Bank of Mauritius (BoM): https://www.bom.mu 

BoM AML/CFT Guidelines (KYC): https://www.bom.mu (Regulation > Supervision > Guidelines) 

FSC – Virtual Asset & Initial Token Offering Services (VAITOS): https://www.fscmauritius.org/en/being-supervised/sectors/virtual-asset-and-initial-token-offering-services

Tip: Always download the latest versions from the regulator portals and confirm effective dates.

Disclaimer

This guide is for general information only and is not legal, tax, or financial advice. Rules change, and application depends on your facts. Obtain professional advice in Mauritius and in each relevant home/source country before acting.