What to Do With an Inheritance: Financial Advice After Receiving a Lump Sum

Coming into money can feel like a major opportunity, but it can also bring uncertainty. Whether you have received an inheritance, a lump sum gift, the proceeds of a property sale or money from another family event, the question is often the same: what should you do next?

For many people, receiving money is emotionally complicated. An inheritance, in particular, may arrive at a difficult time. You may be grieving, dealing with family responsibilities or trying to make decisions while paperwork is still being finalised. It is very common to feel unsure about whether to invest, hold cash, pay off debt, help children, reduce the mortgage or keep the money untouched for a while.

The most important point is not to rush. A lump sum can improve your financial future, but only if it is managed in a way that fits your life, your tax position and your longer-term goals.

What Should You Do With an Inheritance?

The first step after receiving an inheritance is to understand exactly what you have received. This may be cash, property, investments, pensions, personal possessions or a mixture of assets. Some inheritances are straightforward. Others involve trusts, jointly owned property, overseas assets or portfolios that need careful review.

Before making decisions, it is worth asking how much money is available now, whether any of it is needed for tax, legal costs or estate administration, whether debts should be repaid, how much should remain in cash, whether you need income or long-term growth, if you want to help family members, how the inheritance affects your retirement plans and whether professional financial advice would be beneficial.

In many cases, Inheritance Tax is settled by the estate before beneficiaries receive their inheritance. However, other taxes can become relevant later. Once assets are in your name, the way they are held, invested and eventually sold can affect future Income Tax and Capital Gains Tax liabilities.

Taking Time Before Making Financial Decisions

Receiving an inheritance often comes during an emotional period, making it tempting either to make immediate decisions or avoid making any decisions at all.

Taking time to understand your financial position before investing, gifting or spending the money can help ensure the inheritance supports your long-term objectives rather than short-term emotions.

Should You Keep an Inherited Investment Portfolio?

An inherited investment portfolio should not automatically remain unchanged. A portfolio that suited the person who built it may not suit the beneficiary who inherits it.

The original owner may have had very different income requirements, tax allowances, investment objectives, appetite for risk and time horizon. They may also have retained certain investments for historical or tax reasons that no longer apply.

A proper review should consider the investments held, the level of risk, diversification, ongoing charges, tax efficiency, expected income and whether the portfolio supports your own financial goals.

You may decide to retain some investments, dispose of others or restructure the portfolio entirely.

If inherited investments sit outside tax-efficient wrappers, it may also be sensible to consider using your ISA allowance over time or reviewing whether pension contributions could improve tax efficiency.

HMRC also has specific rules surrounding inherited ISAs. A surviving spouse or civil partner may have additional ISA options, making it worthwhile to understand these before making significant changes.

Reviewing an Inherited Portfolio Against Your Own Goals

One of the biggest mistakes beneficiaries make is assuming an inherited portfolio should simply continue unchanged.

Instead, it should be reviewed against your own financial circumstances, retirement plans, tax position and investment objectives to ensure it remains appropriate.

How Should You Invest a £100,000 Inheritance?

A £100,000 inheritance can make a meaningful difference to your financial future. While it may not transform every aspect of your finances, it can significantly strengthen your long-term position if managed carefully.

For many people, the priority is creating a secure financial foundation. This may involve building an emergency fund, repaying expensive debt, improving your home, increasing pension contributions, making use of ISA allowances or investing for future growth.

The right approach depends on your age, existing assets, mortgage, family responsibilities and future objectives.

Many people find it useful to divide an inheritance into short, medium and long-term priorities. Some money may remain in cash for immediate needs, while longer-term capital can be invested with future growth in mind.

Cash has an important role while decisions are being made, but leaving substantial sums uninvested indefinitely can reduce purchasing power over time because of inflation.

Balancing Cash, Debt Repayment and Long-Term Investing

There is rarely one correct answer when investing an inheritance.

The best outcome usually comes from balancing immediate financial security with long-term investment opportunities, ensuring each part of the inheritance has a clear purpose.

How Should You Invest a £500,000 Inheritance?

A £500,000 inheritance usually requires more detailed financial planning. At this level, the decisions you make can have a significant impact on your retirement plans, tax efficiency, family wealth and long-term financial security.

The question is no longer simply, “Where should I invest?” It becomes, “How should this money support the rest of my life?”

A £500,000 inheritance may allow you to retire earlier, reduce your working hours, help children onto the property ladder, increase pension contributions, generate investment income or preserve wealth for future generations. However, it can also create new risks if invested without a clear strategy.

Cash-flow planning becomes particularly valuable at this stage. It can help demonstrate whether the inheritance is capable of supporting your desired lifestyle, how long your assets could last and what level of investment return may realistically be required.

Tax planning also becomes increasingly important. Interest, dividends and capital gains may all have different tax consequences depending on how assets are held. Using ISAs, pensions and other tax-efficient structures appropriately can improve long-term outcomes.

Using Tax-Efficient Wrappers for a Large Inheritance

A larger inheritance should not simply be invested into a single account.

Instead, it is often worth considering how ISAs, pensions and other investment structures can work together to improve tax efficiency while supporting your income and long-term objectives.

Should You Pay Off Your Mortgage With an Inheritance?

Paying off a mortgage with an inheritance is one of the most common financial questions people ask.

The idea of becoming mortgage-free is understandably appealing, particularly if retirement is approaching or monthly repayments have become a burden.

However, repaying your mortgage is not always the automatic best financial decision.

The answer depends on several factors, including your mortgage interest rate, remaining mortgage term, investment objectives, appetite for risk, tax position and wider financial goals.

Where mortgage interest rates are relatively high, reducing or clearing the mortgage may provide an attractive guaranteed saving. Where borrowing costs remain relatively low, investing part of the inheritance for long-term growth may produce better overall outcomes, although investment returns are never guaranteed.

Liquidity is another important consideration. Once money is used to repay a mortgage, it becomes tied up in your property. It is therefore important to retain sufficient accessible cash for emergencies, maintenance costs, tax liabilities and unexpected expenses.

Many people choose a balanced approach by reducing part of the mortgage, keeping an emergency reserve and investing the remaining capital.

Balancing Mortgage Repayment With Long-Term Wealth Planning

Being mortgage-free can provide valuable peace of mind, but emotional satisfaction should be balanced against your broader financial objectives.

The right decision is usually the one that improves both your financial security and your long-term flexibility.

Should You Seek Financial Advice After Receiving an Inheritance?

Financial advice after receiving an inheritance can help ensure decisions are made in the right order. This is particularly valuable where the inheritance is substantial, includes investments or property, affects retirement planning or arrives during an emotionally difficult period.

A good adviser should begin by understanding your circumstances before discussing investment solutions.

This includes deciding how much should remain in cash, whether debts should be repaid, how much can be invested, what level of investment risk is appropriate, how assets can be held tax-efficiently, whether pensions or ISAs should be used and how the inheritance could support your retirement plans or wider family objectives.

Advice should always begin with your life rather than financial products.

Every inheritance is different. Some people want to preserve family wealth carefully, while others want to improve their lifestyle or support future generations. The right financial plan reflects your own priorities rather than following a standard investment approach.

Choosing the Right Financial Adviser After an Inheritance

Receiving a significant inheritance is often a good opportunity to review your existing adviser or compare alternative wealth managers.

The right adviser should explain your options clearly, help you understand the risks and ensure your inheritance supports your long-term financial objectives.

Building a Financial Plan After Coming Into Money

The best approach after coming into money is usually to slow down, organise the facts and make decisions gradually rather than trying to solve everything immediately.

Start by understanding exactly what you have inherited and whether any legal or tax issues still need attention.

Next, set aside sufficient cash for short-term needs before reviewing debt, mortgage commitments and future spending plans.

Once those foundations are in place, consider how the money should support your long-term goals through investing, retirement planning, pensions, ISAs and estate planning.

Reviewing your will, pension nominations and inheritance planning is also worthwhile, as receiving an inheritance may significantly change your own financial position.

Coming into money can create valuable opportunities. It can strengthen retirement security, provide greater financial flexibility, help future generations and reduce financial stress.

Without a plan, however, even a substantial inheritance can be spent too quickly, left in cash for too long or invested in a way that does not reflect your needs.

Final Thoughts: Making the Most of an Inheritance

Receiving an inheritance is about more than simply managing money. It is about making thoughtful financial decisions that support the next stage of your life.

Whether you inherit £100,000, £500,000 or an investment portfolio, taking time to understand your options, review your tax position and build a long-term financial plan can help turn a one-off windfall into lasting financial security.

If you’ve recently come into money and would like help comparing FCA-authorised wealth managers, Find a Wealth Manager can introduce you to firms experienced in helping individuals invest inheritances, plan for retirement and manage long-term family wealth with confidence.