Variable universal life insurance (VUL) is a form of permanent life insurance that allows the policyholder to allocate a portion of their premiums to investment subaccounts — funds that invest in equities, bonds, real estate investment trusts, and other assets. Unlike indexed universal life (IUL), which credits interest linked to an index performance, VUL gives the policyholder direct exposure to investment returns.
This means VUL can deliver superior long-term growth if the underlying investments perform well — and can suffer meaningful losses if they do not. It is the highest-risk, highest-potential-return variant within the universal life family.
VUL is primarily a US domestic product but is available internationally through offshore platforms, particularly in Isle of Man-based structures. This guide is intended for internationally mobile HNW professionals and their advisers who encounter VUL as part of a broader wealth or protection planning conversation.
This is general information only. VUL products are complex, involve investment risk, and vary significantly between providers and jurisdictions. Take qualified independent advice before considering any such product.
How VUL Differs from IUL and Traditional Whole-of-Life
To understand VUL, it helps to position it relative to the alternatives:
| Feature | Traditional WOL | IUL | VUL |
|---|---|---|---|
| Cash value growth | Guaranteed / with-profits | Index-linked, floor/cap | Investment subaccounts, full market exposure |
| Downside protection | Yes (guaranteed/smoothed) | Yes (0% floor) | No — cash value can fall |
| Policyholder investment choice | None | None | Yes — subaccount selection |
| Complexity | Low-medium | Medium | High |
| Potential upside | Limited | Capped | Uncapped (market returns) |
| Regulatory oversight | Insurance regulator | Insurance regulator | Insurance + securities regulator |
VUL is regulated as both an insurance product and a securities product in most jurisdictions, because it exposes policyholders to direct investment risk. In the US, VUL must be sold by a securities-licensed adviser. Offshore VUL through Isle of Man structures is regulated by the Isle of Man Financial Services Authority.
The Subaccount Structure
Within a VUL policy, the cash value is allocated across investment subaccounts chosen by the policyholder. Subaccounts are similar in structure to unit trusts or OEIC funds — each subaccount holds a portfolio of underlying investments and has a unit price that fluctuates with the market.
Common subaccount categories include:
- Global equity funds (large cap, small cap, emerging markets)
- Bond funds (government, corporate, high yield)
- Real estate (REITs)
- Money market / cash
- Multi-asset / balanced funds
The policyholder can typically switch between subaccounts without tax consequences, since transactions within the insurance wrapper do not trigger capital gains tax (in most structures). This flexibility to rebalance within the policy is one of the structural advantages of VUL over direct investment.
Some offshore VUL platforms allow investment in individual securities, structured products, and alternative funds within the subaccount structure — extending the universe well beyond what a typical fund platform offers.
Mortality and Expense Charges
The cost of the death benefit within a VUL policy is funded through mortality and expense (M&E) charges, which are deducted from the cash value. The M&E charge has two components:
Mortality charge (cost of insurance): this is the pure insurance cost — the premium required to fund the death benefit. It is calculated as the difference between the death benefit and the current cash value, multiplied by the actuarial probability of death at the policyholder's current age. As the policyholder ages, the mortality charge increases, which can erode the cash value materially in later years if investment returns are not sufficient to offset the charges.
Expense charge: a fixed or asset-based charge to cover the insurer's administration costs.
These charges are deducted regardless of investment performance. In years where subaccounts perform poorly, both investment losses and ongoing charges reduce the cash value. In severe scenarios — extended market downturns combined with high mortality charges at older ages — a VUL policy can lapse even if premiums have been paid consistently, if the cash value falls below the level required to sustain the policy.
Premium Flexibility and Policy Loans
Like other universal life variants, VUL allows premium flexibility within defined limits. Overpremiums increase the cash value and provide a buffer against underperforming markets or high mortality charges. Underpremiums draw on cash value to sustain the policy.
Policy loans are available, secured against the cash value. Unlike with IUL (where loaned funds may continue to earn index credits), in VUL the loaned portion is typically transferred from the investment subaccounts to a fixed-rate account. This removes the loaned amount from market exposure during the loan period, which reduces investment risk on that portion.
Policy loans are generally not taxable events in the jurisdictions where VUL is commonly used. However, if the policy lapses with an outstanding loan balance, a taxable gain may arise.
The Variable Death Benefit
VUL typically offers two death benefit options:
Option A (level death benefit): the death benefit is fixed, and as the cash value increases, the amount of insurance at risk (the difference between the death benefit and cash value) decreases. Mortality charges reduce over time as the cash value grows.
Option B (increasing death benefit): the death benefit equals the fixed sum assured plus the current cash value. The amount of insurance at risk remains broadly constant, meaning mortality charges do not reduce as cash value grows. Total death benefit increases with investment performance.
Option B is more expensive (higher ongoing mortality charges) but provides a larger legacy if the policy performs well. Option A reduces the insurance cost as cash value grows and is appropriate where wealth accumulation is the primary objective.
Offshore VUL and the Isle of Man Wrapper
For internationally mobile HNW clients, VUL is most commonly encountered through offshore insurance platforms based in the Isle of Man. The Isle of Man is a well-regulated insurance centre with strong policyholder protections, including a statutory compensation scheme.
How the Isle of Man VUL wrapper works:
The policy is structured as a life assurance contract under Isle of Man law. Premiums are paid into the policy; the cash value is invested in subaccounts on an insurance-wrapped basis. The death benefit provides the insurance element.
From a UK tax perspective (for UK-domiciled individuals, including returning expatriates), an Isle of Man VUL policy is typically structured as a non-qualifying life policy under ITTOIA 2005. This means:
- Investment growth within the policy is not subject to annual income tax or capital gains tax.
- Tax is deferred until a chargeable event occurs (surrender, maturity, assignment, or death).
- On a chargeable event, gains are subject to income tax (not CGT), with a time apportionment and top-slicing relief potentially available to reduce the effective tax rate.
The 5% annual tax-deferred withdrawal allowance — available on non-qualifying life policies — allows the policyholder to withdraw up to 5% of the total premiums paid each year without triggering an immediate tax charge. This can provide a useful income stream during the policy term.
For clients who are non-UK resident during the accumulation phase, the deferral benefit may be even more significant — gains may be taxed at lower rates (or not at all) if the chargeable event occurs while they are overseas, subject to the specific tax rules of their country of residence.
Suitability Considerations
VUL may be appropriate for:
- HNW internationally mobile clients with a long investment horizon (20+ years) who are comfortable with equity market risk in the cash value component.
- Clients seeking a combined protection and wealth accumulation vehicle with broad investment choice.
- Clients who can fund the policy generously and maintain premiums through market downturns, avoiding lapse risk.
- US-connected clients (Americans abroad) for whom VUL structures offer US tax-compliant solutions under the Internal Revenue Code sections 7702 and 7702A.
VUL is not appropriate for:
- Clients who cannot afford premium flexibility and risk interruption of payments.
- Clients uncomfortable with cash value volatility.
- Short to medium-term objectives — the cost structure makes VUL inefficient for holding periods below 15-20 years.
- Clients who need certainty of death benefit for IHT or estate planning purposes where cash value falls could trigger lapse.
Due Diligence on VUL Providers
Given the complexity and long-term nature of VUL, insurer selection requires careful scrutiny:
- Financial strength ratings (AM Best, Standard & Poor's, Moody's).
- Regulatory status in the offering jurisdiction.
- Quality and breadth of the subaccount universe.
- Transparency of M&E charges and policy fees.
- Quality of ongoing policy management tools and reporting.
- Claims track record.
How Global Investments Can Help
Global Investments advises internationally mobile HNW clients on the full spectrum of universal life structures, including VUL through regulated offshore platforms. We assess suitability based on your investment objectives, risk tolerance, tax position, and residency — and compare VUL against IUL, traditional whole-of-life, and direct investment alternatives.
We can model VUL scenarios under different market return assumptions, illustrate the interaction of M&E charges with investment returns over different time horizons, and advise on the UK and overseas tax implications of chargeable events.
Contact us to discuss whether a VUL structure is appropriate for your circumstances.
This guide reflects international insurance market practice as at June 2026. Tax treatment varies significantly by jurisdiction and individual circumstances. VUL involves direct investment risk; the value of subaccounts can fall as well as rise. Past investment performance does not guarantee future results. This article is for general information only and does not constitute regulated financial or investment advice. Always seek qualified independent advice before purchasing any complex financial product.
This guide is for general information only and does not constitute financial or insurance advice. Policy terms, premium rates, and insurer eligibility criteria change — always verify current terms with a qualified independent adviser before taking out any policy.