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The No Claim Bonus (NCB) is a discount on your car insurance premium that grows every year you do not raise a claim. It is one of the few parts of a motor insurance policy that directly rewards you for being a careful driver, and one of the most misunderstood. Many car owners lose it without realising why, or leave it behind when they switch insurers.
In this blog, we are going to cover what the No Claim Bonus actually means, how it builds and resets, what it does and does not apply to, when to use it and when to protect it, and how you can carry it forward when you buy a new car or move to a new insurer.
The No Claim Bonus is a discount on the Own Damage part of your premium, it does not reduce the Third-Party premium at all
The NCB grows each year you do not raise a claim and resets if you do, how much it resets depends on your plan
You own the NCB, not the car, it stays with you when you switch insurers or buy a new vehicle
You can protect your NCB with an NCB Protect optional cover so one claim does not wipe out years of discount
The NCB applies only to your own policy, it has no effect on what a third party can claim against you
The No Claim Bonus (NCB) is a percentage discount that the Insurance Regulatory and Development Authority of India (IRDAI) allows insurers to offer on the Own Damage (OD) premium when a policyholder completes a full policy year without raising a claim.
The idea is straightforward. If you have driven without a single claim in the past year, you are statistically less likely to cost the insurer money in the next year. The NCB is how that lower risk shows up in your renewal premium.
The NCB is not a cashback, a reward point, or a loyalty scheme. It is a discount calculated at renewal on one specific part of your premium, the Own Damage component. The Third-Party (TP) premium, which is fixed by IRDAI, does not change based on your claims history.
The No Claim Bonus starts at zero when you buy a new policy. It grows with every claim-free year. IRDAI sets the slab structure that all insurers must follow, this means your NCB percentage is not a number one insurer makes up; it follows a regulated schedule.
Here is how the progression works in practice:
The NCB is calculated at renewal, not mid-policy. If your policy renews in March and you raise a claim in February, the NCB resets at that March renewal. There is no partial-year NCB credit.
One important practical point: the NCB certificate is what proves your discount to a new insurer. If you let your policy lapse for more than 90 days, the NCB is lost. Renewing within 90 days of expiry preserves it, even if the car was off the road for that period.
This is where many car owners get confused. The No Claim Bonus applies only to the Own Damage (OD) premium. It has no effect on the Third-Party premium, which is fixed by IRDAI and cannot be discounted by any insurer.
A standard car insurance premium has these components:
The amount you save through NCB depends on your Own Damage premium. So, even a high NCB percentage may result in a smaller rupee saving if your OD premium is low.
What happens to your NCB when you raise a claim
Raising an Own Damage claim in any policy year resets the No Claim Bonus at the next renewal. The exact mechanics depend on what you hold.
If you raise a claim without an NCB Protect optional cover, the NCB resets to zero at renewal. Five claim-free years of discount disappear after one claim. This is the standard position under most policies.
If you hold an NCB Protect optional cover, one claim in a policy year does not reset the NCB. The discount is preserved for that renewal. Most insurers allow NCB Protect for one claim per policy year, a second claim in the same year still triggers a reset.
If you raise a claim only against your Third-Party cover, for example, someone else's car was damaged in the accident and you are paying their repair, the NCB is not affected. The NCB resets only when you raise an Own Damage claim against your own policy. A pure Third-Party claim does not count.
If your car is stolen and the claim is settled as a total loss, the NCB resets. Once the claim is paid, the policy closes and the NCB on that policy ends. If you buy a new car and a new policy, you start a fresh NCB cycle.
Can you transfer your NCB to a new car or a new insurer
Yes. The No Claim Bonus belongs to you, not to the car. Two transfer scenarios are common.
When you switch insurers at renewal, you carry your NCB with you. The old insurer issues an NCB certificate when the policy is not renewed with them. You submit that certificate to the new insurer at the time of buying the policy. The new insurer then applies the discount on your Own Damage premium.
The NCB certificate is valid for 3 years. If you do not buy a new policy within 3 years of the old policy's expiry, the certificate, and the NCB, expires.
If you sell your old car and buy a new one, the NCB from the old car's policy transfers to the new car's policy. The old policy on the sold car does not transfer, only the NCB does. You need the NCB certificate from the old insurer to apply it to the new policy.
One thing to note: when a car is sold, the Section 157 of the Motor Vehicles Act allows the insurance policy to transfer to the new owner within 14 days. But the NCB does not transfer to the buyer. The seller retains the NCB and can use it on their next vehicle.
The No Claim Bonus is valuable precisely because it takes years to build. A single claim can wipe out several years of discount. Before raising an Own Damage claim, it is worth doing a simple comparison.
Ask yourself: is the repair cost larger than the NCB discount I would lose?
If the repair is minor, a small dent, a cracked side mirror, a scratched bumper, paying for it out of pocket may save more money over the next few years than claiming and losing the NCB. This is not a rule that applies every time; it depends on how large your current NCB discount is and how expensive the repair is.
If you want to protect the NCB without making the claim-vs-pay calculation every time, the NCB optional cover is worth considering. It lets you raise one Own Damage claim in a policy year without losing the discount. The cost of the optional cover is an additional premium, weigh it against the value of the NCB discount it protects.
The Own Damage premium, and therefore the rupee value of your NCB discount, depends on the Insured Declared Value (IDV) of your car. Some owners underinsure the car to lower the premium. This also reduces the NCB discount in rupee terms. More importantly, a low IDV means a lower payout if the car is stolen or damaged beyond repair. Keep the IDV at the correct market value.
The standard No Claim Bonus resets to zero the moment you raise a claim, which means one bad year can undo years of discount. Kiwi's Super NCB is an exclusive Kiwi Insurance benefit made to help you retain more of your NCB even after a claim.
To explore your car insurance options and see how Super NCB works with your policy, check your Kiwi policy document or speak to the team.
The No Claim Bonus is one of the most straightforward rewards in car insurance: drive without raising a claim, and your premium goes down. The mechanics matter, it applies only to the Own Damage premium, it belongs to you and not the car, it can be transferred when you switch insurers or buy a new vehicle, and it resets when you raise a claim unless you hold NCB Protect. With Kiwi Insurance, the Super NCB builds higher than a standard No Claim Bonus and steps down rather than resets after a claim, so careful driving is rewarded more, and one claim does not undo years of discount.
Head to Kiwi Insurance to check your renewal options and see how Super NCB protects what you have earned.
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The No Claim Bonus (NCB) is a discount on the Own Damage portion of your car insurance premium. It is applied at renewal for every year you complete without raising an Own Damage claim. The Insurance Regulatory and Development Authority of India (IRDAI) regulates the NCB slab structure, which all insurers must follow. The maximum discount under a standard NCB is 50% after 5 consecutive claim-free years.