The role of tax wrappers in diversification

Calum Lockhart

Chartered Financial Planner, Edinburgh

30/06/2026

When you’re planning for your financial future, it can be reassuring to know that your money is not invested too heavily in one area. A diversified portfolio helps spread risk by holding a mix of investments, rather than depending on a single type of asset. This means that if one investment performs less well, another may help balance the overall result. As well as diversifying across different types of investments, it can also be helpful to think about the different tax wrappers you could use.

What are tax wrappers?

Tax wrappers are not investments themselves. Think of them as the accounts or structures that hold your investments and help determine how they are taxed, when you can access your money, and what planning options may be available.

Three of the most common tax wrappers are ISAs, pensions and investment bonds.

  • Individual Savings Accounts (ISAs) – these are savings or investment accounts in which you do not pay tax on income or gains. Each tax year, you receive an ISA allowance that determines how much you can contribute tax free. For the 2026/27 tax year, the allowance is £20,000. There are currently several types of ISA, giving you flexibility to choose the option that best suits your goals.
  • Pensions – contributions to a pension usually receive tax relief at your marginal rate of Income Tax, which can boost the amount invested. Investments held within a pension generally grow free from UK Income Tax and Capital Gains Tax (CGT). From age 55 (age 57 from April 2028), you can normally take up to 25% as a one-time tax-free lump sum or spread this out over multiple withdrawals, although the rules and withdrawal options depend on the specific pension scheme.
  • Investment bonds – onshore and offshore bonds are specialist tax wrappers that can allow tax to be deferred until money is withdrawn, the bond is surrendered, or certain other events happen. Many bonds allow withdrawals of up to 5% a year without an immediate tax charge, and unused withdrawal allowances can usually be carried forward. However, each bond differs, so it is important to understand the rules that apply.

Why the right mix matters

There is no single wrapper that is right for everyone, or best in every situation. The real benefit often comes from using them together in a way that suits your goals, circumstances and stage of life.

Good planning is not only about reducing your overall tax bill. It can also give you more control over when tax is paid and how you draw on your money. Pensions can provide upfront tax relief, ISAs can support tax-free withdrawals, and bonds can defer a tax charge until a later date. Used together, these wrappers can help smooth income, make better use of allowances and reduce the chance of moving into a higher tax band unnecessarily.

Tax wrappers can play a role at different stages of financial planning:

Life stage

Where pensions could help

Where ISAs could help

Where investment bonds could help

Building wealth

Supporting long-term retirement planning, with tax relief on eligible contributions.

Providing tax-efficient growth and flexible access for medium- or long-term goals.

Allows unlimited investment and ability to manage tax charges.

Pre-retirement

Helping build retirement savings and make use of available allowances before stopping work.

Building accessible reserves that can be drawn on without creating an Income Tax or capital gains tax charge.

Provides a simple means of investing for long term growth, with the ability to manage when income tax may be payable.

Retirement

Supporting a structured retirement income strategy, including tax-free cash where available.

Supplementing income with tax-free withdrawals, which may help manage overall tax exposure.

Allows for regular withdrawals of up to 5% a year without an immediate tax charge.

Later life and legacy planning

May play a role in estate planning as pensions will be included in IHT calculations from April 2027.

Providing simple, tax-efficient access to funds that could also support gifting plans.

Can be assigned tax efficiently into a trust or directly to other beneficiaries as part of gifting plans.

 

Reviewing your wrapper strategy

Financial planning is personal, so not everyone will need every type of wrapper in their portfolio. Each has its own benefits and may be more suitable in certain situations. What matters most is having the right mix for you and the flexibility to adapt things as your needs change over time.

If your current plan is heavily concentrated in one wrapper, it may be worth taking another look to see whether it still reflects your goals, time horizon and likely future tax position. A more diversified wrapper strategy can give you greater control over how and when you access your wealth.

If you would like to talk through how tax wrappers could support your wider financial plan, please get in touch with your Origen adviser, who will be happy to help.

CA13562 Exp:06/2027

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