Choosing a registry is one of the highest-leverage decisions an Asian aircraft owner makes — it drives import-tax exposure, privacy, financing, ease of charter and, ultimately, resale liquidity. Here is how the main options stack up for buyers in Hong Kong, Singapore, India and across the region.
Cayman Islands (VP-C) — the financier's choice
Cayman is the gold standard for large-cabin and financed jets. As a UK Overseas Territory it registers aircraft under the Overseas Territories Aviation Requirements (OTAR), administered by the CAACI, with English common law behind it. Its statutory Register of Aircraft Mortgages — where a mortgage registered within 14 days of a priority notice takes priority from the notice date — gives lenders the certainty they want, and the UK's ratification of the Cape Town Convention was extended to Cayman in November 2015. Strong privacy, global acceptance and creditor-friendly law make it the default offshore flag for eight-figure aircraft.
Isle of Man (M-) — the European-based private register
Established in 2007, the Isle of Man Aircraft Registry is the only dedicated European-based register for private and corporate (non-commercial) aircraft. It accepts aircraft certified to EASA, FAA or Transport Canada standards, has been voted a leading global registry, and sits inside the UK VAT and customs territory — useful for structured leasing — with no insurance premium tax. It maintains a statutory mortgage register and offers personalised M- marks. Note that M-registered aircraft cannot be used for commercial air transport, which keeps it firmly in the private-ownership lane.
San Marino (T7-) — fast and flexible, with limits
San Marino has been an ICAO member since 1988 and registers foreign-owned aircraft by election of domicile, without forming a local company — attractive for speed and flexibility, with mortgage protection and a Cape Town process in place. The key limitation to understand: San Marino is not an EU or EASA member, and aircraft on a San Marino AOC cannot carry commercial passengers within EU member states, which makes the register better suited to large aircraft based outside Europe — including much of Asia. The registry is ICAO-recognised; treat any stronger claims about its standing with caution and confirm the current position with counsel, as the authority has itself issued notices about forged registration documents in the past.
Aruba (P4-) — quick Asia-facing registration
Aruba registers private, corporate and commercial aircraft (MTOW from 5,700 kg) by election of domicile, often within 24–48 hours of satisfactory documentation and inspection. It has held an FAA Category-1 rating since 1995 and has ratified the Cape Town Convention, making it a credible, lender-acceptable Asia-facing alternative to Cayman.
Local flags: Singapore, Hong Kong and China
Singapore (9V-) is a respected, well-regulated flag under CAAS oversight with a deep MRO base at Seletar Aerospace Park (home to ST Engineering) — attractive when the aircraft is genuinely based there. Hong Kong (B-) suits owners flying frequently into Greater China, but HK-registered aircraft may not fly for public transport unless the operator holds a Hong Kong AOC — and, importantly for financiers, China's Cape Town ratification was not extended to Hong Kong, so Cape Town remedies do not apply there. Mainland China (B-) registration is required for domestic commercial operation but carries import duty and VAT plus heavier bureaucracy — exactly why many Chinese principals hold the aircraft offshore (Cayman or Aruba) and operate under a local AOC where needed.
The tax driver: import VAT, GST and duty
Import tax is usually the single biggest reason to structure offshore. Singapore zero-rates GST on aircraft used in international transport, and Hong Kong is a free port with no import duty or VAT. By contrast, mainland China levies roughly 1–5% import duty plus 13% import VAT (the VAT reduced to 5% for aircraft over 25 tonnes), and India imposes around 3% basic customs duty plus a 10% surcharge and 28% IGST on a privately imported jet (far lower on a Non-Scheduled Operator import: about 2.5% duty plus surcharge and 5% IGST). Indonesia likewise applies import duty and luxury-goods tax. With levies of this scale, offshore registration paired with a local charter-operator import is the standard structure in high-tax markets.
Financing, Cape Town and resale
Lenders strongly prefer registries with clear, enforceable mortgage regimes and Cape Town reach. The Cape Town Convention and its electronic International Registry create an "international interest" that takes priority by registration — and Cayman, the Isle of Man and Aruba all fall within its scope, which is a core reason financed large jets favour them, and why Hong Kong (outside Cape Town) is a relative drawback for HK-flag financing. Resale liquidity follows the same logic: a Cayman- or US-registered, programme-enrolled aircraft sells faster to a global buyer pool than one on an obscure flag. If you may sell within five years, weight registry choice toward downstream liquidity, not just upfront convenience.
A practical decision framework
- Privacy + global mobility + financing → Cayman (VP-C) or Isle of Man (M-)
- Fast registration, aircraft based outside Europe → San Marino (T7-) or Aruba (P4-)
- Genuinely Singapore-based, want a top-tier flag → Singapore (9V-)
- Greater China operations → offshore register + local Hong Kong or China AOC
- High-import-tax market (India, Indonesia, China) → offshore register + charter-operator import
Get the structure right before you sign — it is far cheaper than fixing it later. Our advisors coordinate registration and import alongside the purchase; see the full buying process or browse the marketplace.
Sources & further reading
- CAACI — Cayman Islands Aircraft Registry (official FAQ); mortgage priority via Mourant.
- Isle of Man Aircraft Registry — official site.
- San Marino Aircraft Registry — registration benefits and limitations.
- The Registry of Aruba — aircraft registration.
- IRAS — GST: aerospace & aviation; CAAS certificate of registration.
- CMS Expert Guide — China import duty & VAT; UNIDROIT Cape Town Convention.