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Life Insurance Explained

🛟 What Life Insurance Is and Who Needs It

Life insurance pays a lump sum to the people you choose if you die while covered. It is not for you; it is for those who depend on you, so they are not left with debt and lost income on top of their grief. Whether you need it, and how much, depends on who relies on your income.

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Key Point: Life insurance pays a tax-free lump sum to your beneficiaries if you die during the policy. It matters most when people depend on your income, such as a partner, children, or a mortgage you do not want to leave behind. The amount of cover should reflect debts to clear and income to replace. Term cover is the most common and affordable; how the premium is structured, stepped or level, changes how the cost behaves over time.

Who Typically Needs It

  • Anyone with a mortgage they would not want to leave to a partner
  • Parents with children who depend on their income
  • People whose family would struggle without their earnings

Who May Not Need Much

If no one depends on your income, you have no debt, and you have enough assets to cover your final costs, the case for large life cover is weaker. Needs change with life, so it is worth reviewing as circumstances shift.

🧮 How Much Cover

Cover Debts Plus Income

A common way to size cover is to add up what you would want cleared and replaced: the mortgage and other debts, plus enough to replace your income for the years your family would need it, plus any one-off costs.

Debts to clear, such as the mortgage
Income to replace for a number of years
One-off costs, such as funeral or childcare
Less any existing savings or cover, to find the gap

Our Life Insurance Needs Calculator helps you work out a figure for your situation.

Not Too Little, Not Too Much

Underinsuring leaves your family short at the worst time. Overinsuring means paying for cover you do not need. Aim for the amount that genuinely protects the people who rely on you, and revisit it as debts fall and children grow up.

Cover should fall over time for many people: As your mortgage shrinks and children become independent, the cover you need usually drops. Reviewing it can lower your premium while still protecting your family.

📋 Types and How Premiums Work

Term vs Whole of Life

TypeWhat It Is
Term lifeCover for a period or to an age; pays only if you die while covered; most common and affordable
Whole of lifeLifelong cover, usually more expensive, sometimes with a savings element

Stepped vs Level Premiums

How the premium is structured changes how it behaves as you age.

  • Stepped: Starts cheaper but rises as you get older, since the risk rises. Common, but can become expensive later.
  • Level: Costs more at the start but stays flatter over the term, which can be cheaper over the long run.

Our Stepped vs Level Premium Calculator compares the long-term cost of each.

Cheaper now is not always cheaper overall: Stepped premiums look attractive when you are young because they start low, but they climb with age. Over a long policy, level premiums can work out cheaper, though they cost more at first.

Beneficiaries and Tax

The payout generally goes tax-free to the beneficiaries you nominate. Keeping your nominations up to date, especially after big life changes, makes sure the money goes where you intend.

💡 Buying Well and Common Mistakes

Common Mistakes

Mistake 1: No Cover With Dependants and a Mortgage

Leaving a partner with the mortgage and lost income is the very situation life insurance exists to prevent.

Mistake 2: Guessing the Amount

Too little leaves a gap; too much wastes money. Size it from real debts and income needs.

Mistake 3: Not Reviewing It

As your mortgage falls and children grow up, your needs change. Old cover can be too much, or occasionally too little.

Mistake 4: Not Disclosing Honestly

Insurers ask health and lifestyle questions. Answering them fully and honestly is essential, or a claim can be declined.

A Simple Approach

1. Decide who depends on your income
2. Size cover from debts to clear and income to replace
3. Choose term cover and a premium type that suits you
4. Answer health questions fully and honestly
5. Review the cover after big life changes

See our Insurance Basics guide for the wider picture. Final word: life insurance protects the people who rely on you by clearing debt and replacing income if you die. Size the cover to your real needs, choose a premium structure with the long term in mind, disclose honestly, and review as life changes. This is general information, not advice; consider talking to a licensed adviser.

🎯 Test Your Knowledge

Quiz on Life Insurance (20 Questions)

1. What does life insurance pay?
A lump sum to your beneficiaries if you die while covered
A weekly wage to you
Your tax bill
Nothing
2. Who is life insurance really for?
Yourself
The people who depend on you
The bank only
The government
3. When does life insurance matter most?
You live alone with no debt or dependants
You are very wealthy with no debt
You never plan to die
People depend on your income or you have a mortgage
4. What should life insurance cover reflect?
A random round number
Your shoe size
The insurer's preference
Debts to clear and income to replace
5. What generally happens to a life insurance payout?
Tax-free to the beneficiaries
Heavily taxed
Paid to the IRD first
Never paid
6. What is term life insurance?
Always lasts your whole life
Is the most expensive type
Pays out while you are alive
Covers a period and is the most common and affordable
7. What is a stepped premium?
Starts cheaper but rises with age
Stays flat forever
Falls every year
Is free
8. What is a level premium?
Always rises fastest
Is always cheapest at the start
Costs more at first but stays flatter over the term
Cannot be bought
9. Over a long policy, what can level premiums do compared with stepped premiums?
Always cost more in total
Work out cheaper than stepped
Pay no claim
Be illegal
10. What happens to the cover many people need over time?
Always rises forever
Never changes
Is set by law
Falls over time as debts shrink and children grow up
11. What does underinsuring mean?
You pay too much
A bigger payout
Your family could be left short at the worst time
Nothing
12. What is whole of life cover?
The cheapest option
Lifelong and usually more expensive
For a fixed short term only
Never available
13. What does keeping your beneficiary nominations up to date do?
Has no effect
Increases your premium
Makes sure the money goes where you intend
Cancels the policy
14. How should you answer health and lifestyle questions on an application?
Fully and honestly, or a claim can be declined
However you like
Only partly
Never
15. In what situation is having no life insurance cover a common mistake?
No debt and no dependants
Dependants and a mortgage
Plenty of savings and no one relying on you
Retired with no debt
16. When should you review your life insurance cover?
Never
Only at age 100
Every day
After big life changes
17. Why do stepped premiums look attractive when you are young?
Never rise
Start low
Are free
Pay you money
18. What does overinsuring mean?
A guaranteed refund
A smaller premium
Paying for cover you do not need
No payout
19. What does a needs calculator help you do?
Avoid all insurance
Pay no premium
Work out a sensible cover amount
Predict the future exactly
20. What is the overall message of this guide?
Protect your dependants, size cover to real needs, disclose honestly, and review
Buy the most cover possible always
Never insure
Guess the amount

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