The Import Duty Calculator is a free tool that helps you calculate import duty using the formula Duty = value x duty%; IGST = (value + duty) x gst%; total = value + duty + IGST. Enter your values above and press Calculate to get customs duty, igst, total landed cost instantly, with a full step-by-step breakdown.
What is the Import Duty Calculator?
The import duty calculator is a free online tool that helps you calculate import duty quickly and accurately. It applies the standard formula Duty = value x duty%; IGST = (value + duty) x gst%; total = value + duty + IGST to the values you enter and, when you press Calculate, displays the result together with a clear, step-by-step explanation of how the answer was reached.
How to use the Import Duty Calculator
- Enter the CIF goods value.
- Enter customs duty and IGST rates.
- See the total landed cost.
Formula used
The import duty calculator is based on this formula:
Duty = value x duty%; IGST = (value + duty) x gst%; total = value + duty + IGSTEach term in the formula corresponds to one of the inputs explained below. The calculator performs the arithmetic for you and shows every step so you can check the working by hand if you wish.
Worked example
Suppose you enter 1,00,000, 10% duty, 18% IGST. The calculator works as follows:
| Inputs | 1,00,000, 10% duty, 18% IGST |
|---|---|
| Working | 10000 duty, IGST on 110000 |
| Result | Total about 1,29,800 |
Step-by-step calculation
- Apply the formula:
Duty = value x duty%; IGST = (value + duty) x gst%; total = value + duty + IGST - Substitute your values: 10000 duty, IGST on 110000
- Read the result: Total about 1,29,800
Inputs explained
- Goods value (CIF) — the goods value (cif) used in the calculation.
- Basic customs duty (%) — the basic customs duty used in the calculation.
- IGST (%) — the igst used in the calculation.
Understanding your result
- Customs duty — the calculated customs duty.
- IGST — the calculated igst.
- Total landed cost — the calculated total landed cost.
Benefits and practical uses
The import duty calculator saves time and removes the risk of manual errors when you need to calculate import duty. It is useful for students, professionals and anyone who wants a fast, dependable answer. Results update the moment you press Calculate, work on any device, and can be copied or shared in a single click — and because the maths runs in your browser, your figures stay completely private.
Tips for an accurate result
- Keep all related inputs in the same units.
- Use the worked example above to confirm you are entering values in the right places.
- Review the assumptions below so the result fits your situation.
- Press Reset to clear everything and try a different scenario.
Common mistakes to avoid
- Entering values in the wrong unit (mismatched units give wrong answers).
- Leaving a required field empty — the calculator will ask you to fill it in.
- Using an old year’s rates — always confirm the current slabs.
Assumptions and limitations
- Simplified; excludes cess and other levies.
Frequently asked questions
What is CIF value?
Cost, Insurance and Freight - the goods value plus shipping and insurance, used as the duty base.
How do I use the Import Duty Calculator?
Enter your values in the fields, then press the Calculate button to see the result. Use Reset to clear the form and start again. Nothing is calculated until you click Calculate.
What formula does the Import Duty Calculator use?
It uses the standard formula: Duty = value x duty%; IGST = (value + duty) x gst%; total = value + duty + IGST. The full step-by-step working is shown with every result so you can verify it.
What information do I need to use the import duty calculator?
You need: goods value (cif), basic customs duty, igst. Sensible example values are pre-filled so you can see how it works.
Is the Import Duty Calculator free to use?
Yes. Every DigiToolkit calculator is completely free, with no sign-up, no login and no usage limits.
Does the Import Duty Calculator work on mobile phones?
Yes. The calculator is mobile-first and works on phones, tablets and computers in any modern browser.
Do I need to install an app?
No. The import duty calculator runs directly in your web browser — there is nothing to download or install.
Is my data private when I use this calculator?
Yes. All calculations run inside your browser. The numbers you enter are never uploaded to a server or shared with anyone.
How accurate is the Import Duty Calculator?
It uses the generally accepted formula for import duty and computes to several decimal places. Results are accurate for the assumptions listed on this page.
Can I copy or share my result?
Yes. After calculating, use the Copy button to copy the result, or Share to copy the page link.
Why is nothing showing until I press Calculate?
By design, the calculator only computes when you press Calculate, so you can finish entering all your values first. Press Reset any time to clear everything.
What units does the Import Duty Calculator use?
It works with %. Keep your inputs in consistent units for an accurate result.