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GST Calculator

Calculate CGST, SGST & IGST instantly. Supports all GST slabs.

GST Calculator

GST Breakdown

Base Amount
GST Rate
GST Amount
CGST
SGST
IGST (Inter-state reference)
Total Amount

GST Rate Chart 2026

RateExample Categories
0%Fresh fruits, vegetables, milk, eggs
5%Packaged food, economy flights, rail tickets
12%Processed food, business class flights, butter
18%Most goods & services, restaurants, IT services
28%Luxury items, cars, tobacco, aerated drinks
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What is GST?

Goods and Services Tax (GST) is a comprehensive, multi-stage, destination-based tax levied on every value addition in India. Introduced on July 1, 2017, GST replaced multiple indirect taxes like Central Excise Duty, Service Tax, VAT, and others. It is governed by the GST Council and applies to the supply of goods and services across India.

GST is structured as a dual tax model where both the Central and State governments collect tax on goods and services. The three components are CGST (Central Goods and Services Tax) collected by the Central Government, SGST (State Goods and Services Tax) collected by the State Government, and IGST (Integrated Goods and Services Tax) for inter-state transactions, which is collected by the Central Government and later distributed to the destination state.

Every business with a turnover exceeding the prescribed threshold limit must register for GST and file regular returns. GST has simplified the tax structure by creating a unified national market, eliminating the cascading effect of taxes, and making compliance easier through a digital-first approach. The GST portal (gst.gov.in) serves as the single point for registration, return filing, and payment.

How to Use This GST Calculator

  1. Enter the amount — Type the base amount (exclusive of GST) or the total amount (inclusive of GST) in the input field.
  2. Select the GST rate — Choose the applicable GST rate from the dropdown (0%, 5%, 12%, 18%, or 28%).
  3. Choose calculation type — Select "Add GST" if your amount is before tax, or "Remove GST" if your amount already includes GST.
  4. Click Calculate — View the complete breakdown with CGST, SGST, IGST and total amount.

GST Rate Chart 2026

The GST rates are determined by the GST Council and can be revised periodically. Below is the current rate structure:

GST RateCategoryExamples
0%EssentialFresh fruits, vegetables, milk, eggs, meat, bread, salt
5%NecessityPackaged food, footwear below ₹500, economy class flights, rail tickets
12%StandardProcessed food, butter, ghee, business class flights, cell phones
18%Standard PlusCapital goods, industrial inputs, IT services, restaurants (AC)
28%LuxuryCars, tobacco, aerated drinks, luxury hotels (₹7,500+), cinema

Frequently Asked Questions

How do I calculate GST online?

To calculate GST online, enter the base amount in the GST calculator, select the applicable GST rate (0%, 5%, 12%, 18%, or 28%), and choose whether to add or remove GST. The calculator instantly shows CGST, SGST, IGST breakdowns and the total amount. For example, ₹10,000 at 18% GST adds ₹1,800, making the total ₹11,800.

What is the difference between CGST, SGST and IGST?

CGST (Central GST) goes to the Central Government, SGST (State GST) goes to the State Government, and both apply to intra-state sales — each at half the total GST rate. IGST (Integrated GST) applies to inter-state transactions and is charged at the full GST rate, collected by the Central Government.

What are the GST slabs in India for 2026?

India has five GST slabs: 0% for essential items like fresh fruits and milk, 5% for packaged food and economy flights, 12% for processed food and business class, 18% for most goods and services including IT and restaurants, and 28% for luxury items like cars, tobacco, and aerated drinks.

How to remove GST from a total amount?

To remove GST, divide the total amount by (1 + GST rate/100). For example, if the total is ₹11,800 at 18% GST, the base amount is ₹11,800 ÷ 1.18 = ₹10,000 and the GST component is ₹1,800. Use the 'Remove GST' option in our calculator for instant results.

Is GST applicable on rent in India?

Yes, GST at 18% applies to commercial rent and co-working spaces. Residential rent is exempt from GST if the total rent does not exceed ₹20 lakh annually and the landlord is not registered under GST. If registered, residential rent attracts 18% GST.

What is the GST registration threshold in India?

Businesses with an annual turnover exceeding ₹40 lakh (for goods) or ₹20 lakh (for services) must register for GST. Special category states have lower thresholds of ₹20 lakh for goods and ₹10 lakh for services. Voluntary registration is allowed below these limits.

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Disclaimer: This tool is for educational and estimation purposes only. Please consult a qualified CA for official filings. VixitAI is not responsible for any tax decisions made based on these calculations.