Keyman Insurance Tax: Are Premiums Tax-Deductible?

By Andy Pickett · Chief Technology Director and AI Champion

Published 7 June 2026 · About the author

The tax treatment of keyman insurance is one of the most misunderstood parts of business protection. Get it right and the premiums may reduce your tax bill; get it wrong and an expected deduction may not apply. This guide explains how keyman, or key person, insurance is taxed in the UK, building on our overview of what key person insurance is.

The general principle

There is no single statutory rule that says keyman insurance is always deductible. Instead, HMRC applies long-standing guidance known as the “Anderson principles”, based on a statement made in Parliament in 1944. These principles decide whether premiums count as an allowable business expense.

The treatment of premiums and the treatment of any payout are linked. In broad terms, if the premiums are deductible, the payout is taxable; if the premiums are not deductible, the payout is more likely to be tax-free. This symmetry is the key to understanding the whole picture.

The Anderson principles explained

Premiums may be treated as a tax-deductible business expense where the policy meets all of these conditions:

• It is solely to cover loss of profits, not a capital loss or a loan repayment.
• It covers an employee, rather than a major shareholder.
• It is short-term and renewable, matching the person’s value to the business.

If all three are met, the premiums are usually deductible and any payout is taxed as a trading receipt. If any condition fails, the premiums are typically not deductible, and the payout may then be received tax-free.

The shareholder problem

The “major shareholder” condition catches out many small businesses. Where the key person also owns a significant stake in the company, often taken as more than around 5%, HMRC may view the policy as protecting their investment rather than purely the company’s trading profits. In that case the premiums are unlikely to be deductible.

This is common in owner-managed companies, where the key person and a major shareholder are frequently the same individual. It does not mean you should not insure them; it simply changes the tax treatment, and often makes the payout tax-free instead.

How payouts are taxed

When a claim is paid, the treatment follows the premiums.

• If premiums were deductible, the payout is normally taxable as a trading receipt.
• If premiums were not deductible, the payout is usually not taxed.

This matters when sizing cover. If you expect the payout to be taxable, you may need a larger sum assured so that the after-tax amount still meets the need it was designed for.

Loan protection changes the picture

Many businesses take key person cover specifically to repay a loan a director has guaranteed. Because this protects a capital item, a loan, rather than trading profits, the premiums are generally not deductible, and the payout is typically tax-free. If you carry debt, it is worth coordinating cover with your borrowing; our overview of business loans is a helpful reference, and the keyman insurance page explains how cover is structured.

Why you must confirm with an accountant

Tax treatment depends on the precise facts: the role of the person, their shareholding, the purpose of the policy and its term. HMRC reviews each case on its merits, and the same product can be treated differently for two businesses. Because of this, you should never assume a deduction. Set the policy up with professional advice, document its purpose clearly, and confirm the treatment with your accountant or HMRC before relying on it. The cost of advice is small compared with the risk of an unexpected tax bill on a large payout.

Setting the policy up correctly

To get the intended tax outcome, the structure matters as much as the product.

1. Define the purpose. Be clear whether the cover protects profits or a loan.
2. Match the person and the structure. A major shareholder changes the treatment.
3. Keep the term appropriate, reflecting how long the person is critical.
4. Document everything, so the purpose is evidenced if HMRC asks.
5. Take advice before the policy starts, not after a claim.

A worked example of the tax treatment

Suppose a company insures a senior salesperson who holds no shares. The policy covers loss of profits, runs on a five-year renewable term, and protects the business while it would recruit and train a replacement. Because it meets the Anderson principles, the premiums are likely to be an allowable expense, reducing the company’s taxable profit each year. If a claim is paid, that payout would normally be taxed as a trading receipt.

Now change one fact: the insured person owns 30% of the company. HMRC may now view the policy as protecting their stake rather than purely trading profits, so the premiums are unlikely to be deductible. The trade-off is that the payout would then usually be received tax-free. The product is identical in both cases; only the person’s circumstances change the tax outcome, which is exactly why the detail matters so much.

How tax affects the cover amount you choose

The tax position is not just an accounting note; it changes how much cover you should buy. If your payout will be taxable, the business receives less than the headline sum assured once tax is applied. To end up with the amount you actually need, you may have to insure for a higher figure to allow for the tax.

For example, if you need £200,000 of usable funds and the payout will be taxed, you might size cover above that level so the after-tax amount still meets the goal. Where the payout is tax-free, the sum assured and the usable amount are the same. Getting this right avoids a nasty surprise at the worst possible time, when a claim is paid but falls short of what the business was relying on.

Record-keeping HMRC expects

Because treatment is decided case by case, good documentation protects you. Keep a clear record of why the policy was taken out, who it covers, their role and shareholding, the policy term, and the intended use of any payout. If HMRC later questions a deduction, this evidence supports your position. Setting the policy up with professional advice from the start, and keeping the paperwork tidy, is the simplest way to ensure the tax treatment holds up.

Why professional advice pays for itself

Given how much the tax treatment hinges on small details, this is one area where do-it-yourself rarely pays. An adviser who understands the Anderson principles can structure the policy so the protection and the tax work together, rather than discovering a problem only when a claim is made. The cost of that advice is modest next to the sums involved.

Consider the downside of getting it wrong. A business that assumed a tax-free payout, but had deducted the premiums, could face an unexpected tax charge on a large claim at the very moment it is least able to absorb it. Conversely, a business that could have claimed a deduction but never did has quietly overpaid tax for years. A short conversation at the outset avoids both outcomes. It also ensures the policy is owned and structured correctly, the cover amount allows for any tax, and the paperwork supports your position if HMRC ever asks. For the sake of an adviser’s fee, you turn an area of uncertainty into one of confidence, which is exactly what insurance is supposed to provide in the first place.

The bottom line

The tax treatment of keyman insurance comes down to the Anderson principles and the specific facts of your policy. Where it covers loss of profits for an employee on a short-term basis, premiums are often deductible and the payout taxable; where it protects a shareholder’s stake or a loan, premiums are usually not deductible and the payout is often tax-free. Because the same product can be taxed differently for two businesses, never assume the outcome. Size the cover with tax in mind, document the policy’s purpose, and confirm the treatment with your accountant before you rely on it.

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