The Union of the Comoros is an archipelago nation in the Indian Ocean, situated between the northern tip of Madagascar and the coast of Mozambique. It comprises three main islands: Grande Comore (Ngazidja, site of the active Karthala volcano), Mohéli (Mwali), and Anjouan (Ndzuwani), with the separate island of Mayotte — claimed by Comoros but administered by France as a French overseas department. The Comoros is francophone, with official languages of Comorian (Shikomori), French, and Arabic.
Despite its very small size and population (approximately 900,000), Comoros has attracted international attention through its former Economic Citizenship Programme (historically one of the most notable in the Indian Ocean region, though now discontinued) and its position as a potential financial and maritime services hub in the western Indian Ocean corridor.
Political and Legal Context
Comoros has experienced repeated political instability and coups since independence from France in 1975. President Azali Assoumani has governed since 2019 (and previously from 1999–2006). The legal system reflects French civil law traditions plus Islamic personal law. The islands have historically rotated the presidency among the three islands; constitutional amendments ended this rotation, creating political tension.
The Comorian franc (KMF) is the official currency, pegged to the Euro at KMF 491.97 per EUR — providing exchange rate stability similar to the CFA franc system, though managed through a bilateral arrangement with France rather than the BCEAO/BEAC system.
Economic Citizenship Programme (Discontinued)
Comoros gained international attention through the historic issuance of economic citizenship — selling Comorian passports — which provided a route to a Comorian passport (and potentially visa-free access to certain states) in exchange for investment. The programme, established in 2001, attracted significant interest from stateless persons and investors in the Gulf region in particular. However, it was beset by serious governance and corruption controversies (including the high-profile passport sales scandal) and was discontinued by the Comorian government from 2017; it is not an operational route to citizenship today. Any historic Comorian economic-citizenship documentation should be reviewed carefully with specialist legal advisers.
The Comorian passport has historically provided relatively limited visa-free access compared with programmes in the Caribbean or Europe. Individuals seeking a citizenship-by-investment route for travel-document value should therefore look to established Caribbean CBI programmes rather than to Comoros.
Tax Framework
Comoros levies income tax on locally sourced income. The tax system is relatively underdeveloped:
- Progressive individual income tax applies to employment and business income at rates up to approximately 30%
- Foreign-source income is generally not taxed for residents in practice
- No capital gains tax
- No inheritance tax
- No annual wealth tax
No DTA exists between Comoros and the United Kingdom. British nationals must manage their UK SRT position independently.
UK Pension Implications
No UK-Comoros DTA or reciprocal social security agreement. UK State Pension paid to Comorian residents is frozen. UK private pension income faces UK withholding at source. QROPS arrangements are not available in Comoros.
Banking Environment
Comoros has a very small banking sector. The Banque Centrale des Comores (BCC) regulates commercial banks including Banque de Développement des Comores (BDC) and Exim Bank Comoros. Mobile money (Orange Money) is growing rapidly. The KMF peg to EUR provides stability. For HNW private banking, Comorian residents typically use accounts in France, Mauritius, or the UAE.
Investment Climate
Comoros is primarily an agricultural and fishing economy:
- Vanilla: Comoros is among the world's top vanilla producers
- Ylang-ylang: Used in perfumery (Comoros supplies a significant share of global production)
- Cloves: Agricultural export
- Fisheries: Tuna fisheries in the Indian Ocean
- Tourism: Ecotourism is developing; the islands have exceptional marine life and an active volcano on Grande Comore
The Indian Ocean position of Comoros — between the African coast and Madagascar — creates potential as a maritime services and transhipment hub, though infrastructure limitations constrain this ambition.
Cost of Living
Moroni (the capital on Grande Comore) has a moderate cost of living. Imported goods carry premiums; local food and basic services are affordable. Healthcare infrastructure is very limited; serious medical conditions require evacuation to Mayotte, Réunion, or beyond.
Key Compliance Issues for Expats
Due diligence on citizenship: The former economic citizenship programme attracted significant scrutiny and was discontinued; any historic Comorian citizenship documentation must be subject to thorough legal advice and compliance review before being relied upon.
UK SRT management: British nationals in Comoros must satisfy the SRT to break UK residence. Without a DTA, HMRC retains taxing rights over UK-source income.
AML/KYC: The limited banking infrastructure and governance capacity in Comoros creates elevated AML risk; UK money laundering regulations require appropriate due diligence.
Practical Financial Planning Tips
Caribbean CBI as the credible route: With the Comorian programme discontinued, internationally mobile individuals seeking citizenship by investment should look to established Caribbean CBI programmes (St Kitts, Antigua, Dominica, St Lucia, Grenada — all now with minimum contributions of USD 200,000 or more), which offer superior visa-free access, stronger governance and robust due diligence.
Indian Ocean regional opportunity: Comoros' position in the western Indian Ocean makes it a potential complement to Mauritius or Seychelles-based investment strategies for those with regional African interests.
Agricultural commodities: Vanilla and ylang-ylang are specialist commodity markets with significant price volatility; investment requires specialist agricultural and commodities knowledge.
Infrastructure limitations: Any substantial investment must account for Comoros' very limited physical infrastructure — power, roads, ports, and telecommunications — and budget accordingly for private provision.
Political risk: Periodic political instability is a persistent feature; investment should be structured with this risk in mind, including offshore holding structures and robust exit provisions.
Historic Economic Citizenship Documentation: How to Approach It
Anyone holding, or considering relying on, documentation issued under the former programme should treat this as a legal question first and a financial one second.
The practical difficulty is not usually whether a document was issued. It is whether a third party — a bank, a border authority, a regulator, an insurer — will accept it, and institutions apply their own standards regardless of what a document says on its face. A person who presents identification associated with a discontinued programme should expect enhanced scrutiny as a matter of course, and should be prepared to evidence their identity and status through several independent routes rather than one.
Before relying on such documentation for anything consequential, establish: what the document actually confers as a matter of law today; whether it was issued through a process the issuing state currently recognises; whether it has been, or could be, subject to review or revocation; what identity and status you hold independently of it; and what your position would be if it ceased to be accepted. Take that advice from a specialist lawyer before an application, an account opening or a transaction depends on the answer, rather than in the middle of one.
For anyone whose objective is a credible second travel document, this is also a reminder of a wider principle: the value of any investment migration route lies in its governance and its acceptance by third parties, not in its headline price. A programme that is cheap and poorly regarded is not a bargain.
What the Currency Peg Does and Does Not Protect Against
A euro peg removes one risk and leaves several others standing, and it is worth separating them.
It removes day-to-day volatility against the euro, which genuinely simplifies life for someone whose costs and income are both euro-linked. It does not remove exposure for someone earning or spending in sterling, dollars or another currency — for them, the peg simply means their exposure is to the euro rather than to a locally floating rate. Nor does a peg guarantee convertibility or availability: the ability to obtain foreign currency, and to move it out, depends on banking capacity and administrative practice rather than on the exchange rate itself.
The planning conclusion is unglamorous. Do not hold more local currency than you need for local spending, keep reserves in the currency your longer-term obligations fall in, and test — with a small transaction, early — that funds can actually be moved out before you need to move a large sum.
Operating at Distance
Where banking infrastructure is limited, three habits reduce friction disproportionately.
Keep a payment route outside the country. A relationship in a larger financial centre gives you a fallback when the local route is slow or unavailable, and it is far easier to open before you need it.
Keep documentation duplicated and accessible. Contracts, title documents, identification, tax records and insurance policies should exist in a form you can retrieve from anywhere, not only from a filing cabinet on one island.
Do not make dated obligations dependent on local processing. Build slack into every timetable that involves a transfer, a registration or an official approval.
Commodity and Project Exposure
Specialist agricultural commodities behave differently from mainstream investments. Prices are driven by weather, disease, harvest cycles and a small number of buyers, and can move sharply in either direction over short periods. Positions are often illiquid, hard to value independently, and difficult to exit at a time of your choosing.
That does not make them unsuitable for everyone. It does mean they belong in the part of a portfolio that can tolerate being wrong for a long time, sized so that a total loss would be uncomfortable rather than material. The same discipline applies to any direct project investment in a small economy: infrastructure gaps, political change and counterparty risk all bear on whether a return is realised, and none of them is priced into an optimistic projection.
The French Neighbours, and What They Mean Practically
Two of the nearest points of reference for anyone living in the Comoros are French: Mayotte, part of the same archipelago and administered as a French overseas department, and Réunion, further off and considerably better equipped. That geography has consequences beyond the political dispute over Mayotte's status.
The first is medical. Where evacuation is the plan for anything serious, the destination is likely to be French territory, and the question to settle with an insurer is not whether evacuation is covered in principle but to which facility, on whose authorisation, and whether the policy funds treatment on arrival rather than only the flight. Cover that stops at the aircraft door is a common and expensive discovery.
The second is administrative. Living beside a European jurisdiction is not the same as having access to one. The border is a real border, and banking, services and residence rights on one side do not extend to residents of the other simply because the crossing is short. Establish what you can genuinely use before building a plan that assumes it.
The third is that for some readers, a French overseas department is a better answer to the question that brought them to this page. Full French tax law, EU membership and a working healthcare system are an expensive framework and a complete one — a materially different trade from a low-tax jurisdiction with thin infrastructure. Our financial planning guides cover the Indian Ocean alternatives.
All information reflects the position as understood in 2026. Rules and programmes change; seek current specialist advice before making any commitment. Investments can fall as well as rise.
How Global Investments Can Help
Global Investments advises HNW clients on Indian Ocean and African island financial planning, including citizenship programmes, offshore portfolio structuring, and UK compliance. Contact our team to discuss whether Comoros fits your objectives — or whether an alternative Indian Ocean or Caribbean jurisdiction better meets your needs.
This guide is for general information only and does not constitute financial advice or a personal recommendation. The value of investments can fall as well as rise and you may get back less than you invest. Tax rules, pension legislation, and investment regulations change — always verify current rules and seek advice from a qualified independent financial adviser before making any financial decisions.