Life insurance and your mortgage: what cover do you need?

Repayment mortgage

Often decreasing cover

Interest-only mortgage

Usually level cover

Required by law

Not normally

Protection claims paid 2025

97.9% [7]

What mortgage life insurance means

“Mortgage life insurance” is not a separate legal category. It usually means a term life policy set up so the payout could repay a mortgage if a borrower dies during the term. MoneyHelper describes it as life insurance designed to pay off a mortgage, most often using decreasing cover for repayment mortgages. [1]

Because the policy is ordinary life insurance, it does not automatically pay the lender. Unless the policy has been assigned to the lender, the payout goes to the policyholder’s estate or, if the policy is in trust, to the trust’s beneficiaries, who then repay the mortgage. That distinction matters for who controls the money and how quickly it arrives.

It is also different from mortgage payment protection insurance, which may cover repayments for a limited period after accident, sickness or unemployment. Mortgage life insurance only pays on death, and on terminal illness where the policy includes that benefit. HMRC’s manuals describe mortgage protection policies separately for tax purposes, which reflects that different products exist under similar names. [3] [4]

Matching cover to your mortgage type

With a repayment mortgage, each monthly payment reduces the amount owed, so the balance falls over the term. Decreasing term cover is designed to fall over time as well, which is why the two are commonly paired. Because the potential payout reduces, decreasing cover often costs less than level cover with the same starting amount and term, though that is not guaranteed for every applicant. [2]

With an interest-only mortgage, monthly payments cover the interest and the full loan remains owed until the end. Decreasing cover would shrink while the debt stays the same, so level cover for the full loan amount is usually the better match. Part-and-part mortgages may need a mix: level cover for the interest-only portion and decreasing cover for the repayment portion.

Choosing level cover for a repayment mortgage is also a legitimate choice. The payout stays the same, so any amount above the remaining balance can support the family. Our comparison of level, decreasing and increasing cover shows how each shape behaves over time.

How decreasing cover tracks the balance

A decreasing policy falls according to its own schedule, set out in the policy documents. Many policies reduce the cover in line with a repayment mortgage at an assumed interest rate. If your actual mortgage rate is higher than that assumption, the real balance can fall more slowly than the cover, leaving a gap. Aviva, for example, explains that decreasing cover reduces over the term and is designed around repayment mortgages. [2]

Check three things. First, the assumed interest rate or reduction pattern stated in the policy. Second, whether the end date matches the mortgage end date. Third, whether you have made overpayments or extended the loan, which change the real balance. A mismatch does not make decreasing cover wrong, but it means the policy may not exactly clear the loan.

Do you need life insurance to get a mortgage?

Life insurance is not normally a legal requirement for a residential mortgage in the UK. Some lenders may ask whether you have protection, and advisers must consider your needs when recommending products. The FCA’s Mortgages and Home Finance: Conduct of Business sourcebook sets conduct rules for mortgage advice and sales. [5]

Even when not required, many borrowers want the mortgage cleared if they die, so partners or children are not left with a debt they cannot afford. MoneyHelper notes that debts are normally paid from the estate of the person who has died; a jointly owned mortgage usually remains the responsibility of the surviving borrower. [6] That is why couples with joint mortgages often consider cover for both lives.

Be accurate when applying. The Consumer Insurance (Disclosure and Representations) Act 2012 requires consumers to take reasonable care not to make a misrepresentation. [8] Rushing a protection application to meet a mortgage completion date is a common moment for mistakes, so allow time to answer medical and lifestyle questions carefully.

Remortgaging, moving and borrowing more

A policy is separate from the mortgage, so it usually continues when you remortgage with a new lender. The question is whether it still fits. If the new loan is larger, runs longer or changes from interest-only to repayment, the original cover may no longer match. Review the amount, the end date and the type each time the mortgage changes.

Where more cover is needed, adding a new separate policy for the difference is often simpler than cancelling and replacing the original, which would mean reapplying at an older age with current health. Some policies include options to increase cover on specific life events, such as moving home, without full underwriting, subject to limits. Check whether your policy has one.

Moving home with a ported mortgage raises the same questions. If you borrow more to move, the extra borrowing may be uncovered. If you downsize and borrow less, the cover may be more than needed, but a larger payout can still help dependants, so reducing cover is not automatically sensible.

1. Collect the documents

   Find your policy schedule and latest mortgage statement.

2. Compare the numbers

   Check cover against the real balance and the end dates against each other.

3. Spot the gap

   Note any new borrowing, term extension or change of mortgage type.

4. Add rather than replace

   Consider a top-up policy before cancelling existing cover.

5. Check the trust

   Make sure beneficiaries and trustees still reflect your wishes.

Is the mortgage the only thing to protect?

Clearing the mortgage removes the largest monthly bill for many families, but it may not cover everything. Household bills, childcare, lost income and funeral costs continue. MoneyHelper’s guidance on working out how much cover to buy suggests looking at all debts and ongoing living costs, not only the mortgage. [9]

Many households therefore use layers: decreasing cover for the mortgage and a separate level policy, or family income benefit, to support living costs. Our guide to how much cover you might need walks through a worksheet, and our joint vs single guide explains how couples can structure cover for a shared mortgage.

For context, the ABI reported that protection insurers paid 97.9% of new individual protection claims in 2025, totalling £7.84 billion across life, critical illness and income protection. [7] That is an industry figure; each claim depends on its policy terms and facts. The FCA’s 2026 market study also found a substantial protection gap among UK households. [10]

Trusts and who receives the payout

A mortgage-protection policy not written in trust usually pays into the estate, which may mean waiting for probate before the mortgage can be repaid. Writing the policy in trust can let trustees receive the money and use it as intended without waiting for the estate to be administered, and may keep it outside the estate for Inheritance Tax. [11]

Some policies are assigned to a lender instead, which gives the lender a right to be repaid from the proceeds. Assignment is now less common for residential mortgages, but check your documents. A trust and an assignment work differently, so it is worth understanding which, if either, applies.

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