Critical Illness Cover

Critical illness cover (CI) — sometimes called trauma insurance or severe illness cover — is a life insurance product that pays a lump sum on diagnosis of a specified serious medical condition. Unlike income protection (which pays a monthly income replacement while you're disabled) or mortgage protection (which pays your mortgage repayment), critical illness cover pays a one-off capital sum when a defined diagnosis is made — regardless of whether you can work or not.

The lump sum is flexible: it can be used to clear debt (paying out your personal loan or mortgage balance), fund medical treatment, adapt your home or vehicle for disability, take unpaid leave during treatment, or provide financial breathing room during recovery. The payment is made on diagnosis, not on disability — which is particularly relevant for conditions like early-stage cancer, where a patient may be able to continue some work while undergoing treatment but faces enormous financial pressure from medical costs, time off for treatment, and uncertainty.

In New Zealand, critical illness cover is offered by AIA, Partners Life, Fidelity Life, and Asteron Life, typically as a rider on a life insurance policy or as a standalone product. It's distinct from trauma rider products, which are smaller fixed-sum payments for specific events — CI cover is typically a larger lump sum sized to your income or debt obligations. The FMA classifies CI as a life insurance product and requires it to be sold through licensed financial advisers.

Critical illness policies in NZ cover a list of specified conditions defined precisely in the policy document. The "big three" — heart attack, stroke, and cancer — are universally included. Beyond these, the covered condition list varies significantly between insurers and policy versions. Comprehensive CI policies may cover 30–50+ conditions; basic versions may cover as few as 10–15.

Core conditions typically covered in NZ CI policies: heart attack (defined by specific cardiac enzyme levels and ECG changes — not just chest pain), stroke (permanent neurological deficit, not transient ischaemic attacks), cancer (invasive cancers; early-stage and some skin cancers may be covered at a reduced benefit), coronary artery bypass grafting, kidney failure, major organ transplant, blindness, deafness, paraplegia and quadriplegia, aortic surgery, and coma.

More comprehensive policies add: specific neurological conditions (Parkinson's, multiple sclerosis, motor neurone disease), severe burns, carcinoma in situ (early cancer before invasion), angioplasty (sometimes at a partial benefit), and psychiatric conditions in some modern policy forms.

The definition precision matters. A heart attack definition that requires specific cardiac enzyme levels may exclude some genuine heart attack events that don't reach that threshold. Choose a policy with clinically broad (but actuarially responsible) definitions — your adviser can help identify policies with better real-world trigger points.

Critical illness cover is particularly effective at protecting loan obligations because of the lump sum structure and the timing of payment. When a major diagnosis hits, income disruption is often immediate but income protection's waiting period (4–26 weeks) means support doesn't start for weeks or months. CI cover pays on diagnosis — you have capital in hand immediately.

This matters enormously for loan serviceability. In the weeks between a cancer diagnosis and your income protection benefit commencing, your mortgage and personal loan repayments don't pause. Using your CI lump sum to clear or substantially reduce one or more loans eliminates that repayment obligation entirely, reducing your monthly cashflow requirement during treatment and recovery.

For larger mortgages, a CI policy sized to the loan balance effectively turns the diagnosis into a mortgage-free position — the outcome many people most desire when facing a serious illness. Instead of spending the treatment period worrying about whether you'll lose your home, you know it's clear.

For borrowers with critical illness cover, an effective financial resilience stack looks like this: CI pays the lump sum and clears the loan; income protection pays the monthly benefit to cover living costs; ACC provides accident compensation (if applicable); WINZ provides a safety-net floor (very modest). Each layer addresses a different time horizon and risk type.

The most common approach to sizing CI cover is to match the sum insured to your outstanding debt obligations — your mortgage balance, personal loans, and other secured debt. The logic: if you're diagnosed, use the CI lump sum to clear the loans and eliminate that monthly pressure, allowing income protection to cover living costs without the debt overhead.

An alternative approach is to size CI based on income replacement: how many years of income would you need to fund treatment, recovery, and potential career disruption? For a $100,000/year earner, two years of income replacement = $200,000 CI sum insured. This is less debt-specific but gives more flexible capital.

Cost considerations: CI premiums are based on age, gender, smoking status, health history, and sum insured. A 35-year-old non-smoker might pay $80–$150/month for $300,000 of CI cover. CI premiums are substantially cheaper the younger you are at application — the actuarial case for buying early (before the health history starts accumulating conditions) is compelling.

CI cover is typically standalone or bundled with life insurance as a rider. Bundled products are often cheaper per dollar of cover but may limit flexibility. Some policies allow CI to be "linked" to life cover — meaning a CI claim reduces the life sum insured — or "standalone" — where each cover operates independently. Standalone CI preserves your full life insurance after a CI claim.