How to Calculate IDV of a Car? Step-by-Step Guide

16 March 2026

When attempting to determine your car's IDV, consider it to be the vehicle's present worth. Its original showroom price is the starting point, and it is then depreciated according to age. The sum that your insurance takes into account when determining your premium and total loss claim is what you receive.

How to Calculate IDV of a Car? Step-by-Step Guide | Generali Central

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Table of Content

What is IDV in car insurance?
How is IDV calculated for a car?
What is the depreciation rate used to calculate IDV?
How does IDV affect your car insurance premium?
Why does IDV reduce every year
What happens if you choose a lower or higher IDV than recommended
Is IDV the same as market value or resale value

Introduction

Understanding how a car's IDV is determined is essential if you own one, as it has a direct impact on both your premium and any potential claims. The starting point for calculating IDV is the car's quoted selling price from the manufacturer. Depreciation is then decreased according to its age. After deducting depreciation, the worth of any additional accessories that were not included in the initial price is also taken into account. Insurance and registration fees are not covered. This provides you with your vehicle's final insured value.

What is IDV in car insurance?

IDV is one of the most crucial phrases you will encounter while purchasing car insurance. Insured Declared Value is referred to as IDV. It is, in essence, the amount that your car insurance company determines your vehicle's present value at the beginning of your policy. This is the most you can get if your car is stolen or irreparably damaged.

IDV is not the price you initially paid. Every year, the worth of your car decreases, and that decline is taken into account. An idv calculator makes it simple to see how this impacts your premium and claim amount when you buy car insurance online.

How is IDV calculated for a car?

Understanding how IDV is calculated when purchasing car insurance is important since it has a direct impact on your payment and benefits when it comes time to file a claim. Here is a straightforward explanation of it step-by-step.

Step 1: Let's begin with the ex-showroom cost.

The advertised selling price of your car from the manufacturer is where your car insurance company starts. Costs for registration and prior insurance are not covered.

Step 2: Apply age-based depreciation

Every year, the worth of your car decreases. For instance:

1. Up to 6 months: 5%
2. 1 to 2 years: 20%
3. 3 to 4 years: 40%

Step 3: Increase the worth of additional accessories

After lowering depreciation on them, the worth of any alloy wheels or a unique audio system is increased.

Step 4: Reach the last IDV.

In the event of a complete loss, this last amount becomes the maximum payout.

Assume that your car is two years old and that its ex-showroom price was ₹8,00,000. 20% depreciation equals ₹1,60,000. Your IDV therefore rises to ₹6,40,000. An IDV calculator makes it simple to examine how this impacts your rate when you buy car insurance online.

What is the depreciation rate used to calculate IDV?

The depreciation rate utilised for IDV when you purchase car insurance is entirely dependent on the age of your vehicle. Since cars naturally lose value over time, your insurance company lowers the value of your vehicle each year. Your final IDV and premium are determined by this decreased value. An IDV calculator will automatically apply these prices for you if you check your car insurance online.

The rates are typically applied as follows:

● Up to 6 months: 5%

● 6 months to 1 year: 15%

● 1 to 2 years: 20%

● 2 to 3 years: 30%

● 3 to 4 years: 40%

● 4 to 5 years: 50%

● Above 5 years: decided by agreement between you and the insurer

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How does IDV affect your car insurance premium?

The IDV directly affects the premium you pay for car insurance. Consider this: if your vehicle is completely lost, your car insurance provider may be required to pay more if your vehicle's insured value is higher. Your premium goes up as a result of that increased risk.

Your premium will be lower if you select a smaller IDV because the insurer will be held less liable. You will see that even a slight variation in IDV affects the premium cost when you compare policies using online car insurance comparison sites. To rapidly see how changing the value impacts your payment, you can also utilise an IDV calculator.

Why does IDV reduce every year?

Your car doesn't always remain brand new. It begins to lose value as soon as you drive it out of the showroom. Wear and tear, ageing components, and frequent use are the causes of this. Depreciation is the term for the slow decline in value.

IDV decreases annually in accordance with a set depreciation scale since it represents your car's current market value. Both the insured value and the market value of your car decrease with age. For this reason, a slightly reduced IDV will be listed in your documentation when you renew your insurance annually.

What happens if you choose a lower or higher IDV than recommended?

When choosing IDV, you often have a limited range of options. However, you should make an informed choice.

Your premium will be less expensive if you choose a lower IDV. This can seem appealing at first, but the claim amount will be restricted to that smaller amount if your car is stolen or irreparably destroyed. After that, you might find it difficult to replace your car.

Your premium goes up if you choose an IDV that is significantly greater. This does not, however, ensure that you will always get paid more than the car's true market value when you file a claim. Thus, you can wind up spending more without getting much in return.

Is IDV the same as market value or resale value?

Although they are closely connected, IDV and your car's market or resale value are not exactly the same. IDV is the sum that your car insurance provider agrees to pay in the event that your vehicle is stolen or completely lost. A fixed technique based on price and depreciation is used to compute it.

However, demand, mileage, and condition all affect your resale value. An idv calculator aids in determining a fair insured value when purchasing car insurance online, but it might not precisely match what a buyer would pay you on the open market.

Expert Note

This information is based on standard motor insurance guidelines issued by the Insurance Regulatory and Development Authority of India (IRDAI) and commonly followed industry practices. Policy coverage and conditions may vary by insurer.

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FAQs

1. Does IDV have a direct impact on claim settlement

It does, indeed. The highest amount you can get in the event that your car is stolen or declared a total loss is capped at the IDV specified in your policy.

2. Is a higher IDV always preferable?

Not at all. It raises your premium and should reflect the true value of your car, but it also increases your potential payment.

3. Can I negotiate IDV with my insurer?

At the time of purchase or renewal, you can choose the IDV within the allowed range, but you cannot freely haggle.

4. Should I do an annual IDV check?

Yes, you should evaluate it at renewal to ensure that your coverage is reasonable and accurate.

5. Does IDV cover claims for partial damages?

No, your claim for partial damage is resolved using the actual cost of repairs rather than the entire IDV.

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How to Calculate IDV of a Car? Step-by-Step Guide

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Introduction

What is IDV in car insurance?

How is IDV calculated for a car?

Step 1: Let's begin with the ex-showroom cost.

Step 2: Apply age-based depreciation

Step 3: Increase the worth of additional accessories

Step 4: Reach the last IDV.

What is the depreciation rate used to calculate IDV?

How does IDV affect your car insurance premium?

Why does IDV reduce every year?

What happens if you choose a lower or higher IDV than recommended?

Is IDV the same as market value or resale value?

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