Life Insurance
Income protection explained: deferred periods, benefit limits and the FCA rules that govern it
Income protection replaces part of your earnings when illness or injury keeps you off work. The mechanics: deferred periods, benefit caps, occupation definitions and claim rules, decide how useful the cover actually is. This guide sets out how a UK policy works in practice.
TL;DR
Income protection insurance pays a monthly benefit, usually a capped percentage of your gross income, when you cannot work because of illness or injury. Payments start after a chosen deferred period and continue until you recover, the term ends or you reach a set age. It is regulated under the FCA's ICOBS rules, and the Consumer Insurance (Disclosure and Representations) Act 2012 governs what you must tell the insurer when you apply.
Last reviewed: 22 June 2026
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Key Facts
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What income protection is designed to do
Income protection is a long-term insurance policy that steps in when you are medically unable to work and your earnings stop or fall. Rather than paying a one-off lump sum, it pays a regular monthly benefit, which is why it is often described as salary replacement. The aim is to keep the essential bills, rent or mortgage, utilities, food, covered while you recover, without forcing you to drain savings or rely solely on statutory support.
It is distinct from other protection products. Critical illness cover pays a lump sum on a named diagnosis. Life cover pays on death. Income protection is the only one of the three that responds to the simple fact of being unable to work, for almost any medical reason, and keeps paying for as long as that incapacity lasts within the policy terms.
Because it can pay for years, income protection is often considered the backbone of household financial resilience for anyone who depends on their earnings. The FCA's Consumer Duty requires firms to deliver fair value and good outcomes, which shapes how these policies are priced and how clearly their terms must be explained.
The deferred period: the most important setting you choose
The deferred period is the waiting time between becoming unable to work and your first payment. Nothing is paid during this window. Typical options are 4, 13, 26 or 52 weeks, and your choice has a direct effect on cost: the longer you are willing to wait, the lower the premium, because the insurer pays fewer and shorter claims.
The sensible way to set it is to map it against your other safety nets. If your employer pays full salary for 13 weeks and then half pay, a deferred period that begins paying when that support tapers off avoids paying for cover you will not use. If you have no employer sick pay, as is the case for many self-employed workers, a shorter deferred period costs more but closes a gap that savings might not cover.
It is worth stress-testing the choice. A 26-week deferred period assumes you can fund roughly six months without earnings. If your savings buffer is thinner than that, the lower premium can be a false economy when a claim actually arrives.
How much you can insure and how the benefit is calculated
The maximum benefit is set as a proportion of your gross earnings, commonly somewhere around half to two-thirds, with the exact cap varying by insurer. The cap exists deliberately: regulators and insurers want you to be financially better off in work than on claim, so the replacement income is set below your full salary.
Some policies use an indemnity basis, where the benefit at claim is checked against your earnings at the time you stop work; others offer a guaranteed or menu basis where the agreed amount is fixed. Self-employed buyers in particular should understand which basis applies, because earnings that have dipped before a claim can reduce an indemnity payout below the figure originally quoted.
Benefit can also be set to increase over time, for example index-linked to inflation, to stop its real value eroding across a long claim. That feature adds cost but protects the purchasing power of the income if you are off work for years.
Occupation definitions and what counts as unable to work
How the policy defines incapacity is decisive. The most generous wording is own occupation: you can claim if you cannot do your own specific job. A weaker definition, suited occupation, only pays if you cannot do any job suited to your skills and experience. The weakest, any occupation or activities-of-daily-living tests, pay only when you cannot do almost any work at all.
Two policies at a similar price can therefore behave very differently at claim. A surgeon who develops a hand tremor might be unable to operate but perfectly able to do other work; only an own-occupation definition is likely to pay. Reading this single clause often matters more than comparing headline premiums.
Policies also typically support a phased return: many will pay a reduced, proportionate benefit if you go back to work part-time on lower earnings, which removes the all-or-nothing cliff edge and encourages a realistic recovery.
Buying, underwriting and the FCA framework
Income protection is individually underwritten. Insurers ask about age, smoker status, height and weight, occupation class, and your medical history, and may request a report from your GP. Premiums can be guaranteed, staying level for the term, or reviewable, which start lower but can be re-priced; understanding which you hold avoids a nasty surprise years later.
The whole sale sits inside the FCA's ICOBS rules, which set conduct standards for how the product is presented, what information you must receive, and how claims must be handled fairly. Firms must also evidence fair value under the Consumer Duty.
The biggest avoidable risk is non-disclosure. The Consumer Insurance (Disclosure and Representations) Act 2012 requires you to take reasonable care not to misrepresent your circumstances when answering the insurer's questions. Careless or deliberate misrepresentation can let the insurer reduce or refuse a claim, so complete, accurate answers at application protect the cover you are paying for.
Making a claim and escalating a dispute
When you need to claim, you notify the insurer, who will gather medical evidence and assess whether your incapacity meets the policy definition for your deferred period and occupation basis. If accepted, the monthly benefit begins once the deferred period has elapsed and continues while you remain eligible, subject to periodic review of your condition.
If a claim is declined or reduced and you believe the decision is wrong, raise it through the insurer's formal complaints process first. Should the final response leave you dissatisfied, the Financial Ombudsman Service can review the complaint independently and free of charge, generally within six months of that final response.
Keeping your own records, the policy schedule, your medical correspondence and any sick-pay arrangements, makes both the claim and any later dispute considerably easier to manage.
Disclaimer: This is general information about UK income protection insurance, not personal financial advice. Benefit caps, deferred periods, occupation definitions, tax treatment and premiums vary by insurer and change over time. Read the policy wording and key features document, and confirm the terms with the provider before relying on the cover.
Frequently asked questions
How much of my salary can income protection replace?
The benefit is capped as a percentage of gross earnings, commonly around half to two-thirds depending on the insurer. The cap is deliberate so that you are financially better off working than claiming, and it prevents the policy from over-insuring your income.
Does income protection cover redundancy or unemployment?
No. It pays only when illness or injury stops you working. Losing your job through redundancy is not a valid trigger; that risk is covered by separate, distinct products with their own rules.
Is the monthly benefit taxable?
For a personally owned policy where you pay premiums from taxed income, HMRC generally treats the benefit as tax-free to you. Employer-arranged or group schemes can be treated differently, so check the specific arrangement.
What happens if I return to work part-time?
Most policies support a phased return by paying a reduced, proportionate benefit while you work part-time on lower earnings. This avoids an all-or-nothing outcome and supports a gradual recovery.
What does own occupation mean and why does it matter?
An own-occupation definition lets you claim if you cannot do your specific job, even if you could do other work. It is the most claimant-friendly wording, and it often matters more than the headline premium when comparing policies.
Sources:
- FCA Insurance: Conduct of Business sourcebook (ICOBS), fca.org.uk/firms/insurance-conduct-business-icobs
- FCA Consumer Duty, fca.org.uk/firms/consumer-duty
- Consumer Insurance (Disclosure and Representations) Act 2012, legislation.gov.uk/ukpga/2012/6
- Association of British Insurers, protection products, abi.org.uk
- Financial Ombudsman Service, financial-ombudsman.org.uk