What is Input Tax Credit: Claim ITC under GST

Input Tax Credit (ITC) is a crucial component of the Goods and Services Tax (GST) system that allows businesses to offset the taxes paid on inputs against their output tax liability. Claiming ITC not only reduces the tax burden but also improves cash flow and ensures compliance with GST regulations. In this guide, we’ll talk about what input tax credit is, how it works, its benefits, the documents required, etc. 

What is Input Tax Credit in GST?

Input Tax Credit is a mechanism under the GST system that allows businesses to offset the taxes they pay on inputs against the taxes they collect on outputs. In simpler terms, it enables businesses to claim credit for the GST paid on their purchases of goods or services, which can then be used to reduce the GST liability on their sales. 

How does Input Tax Credit work?

Imagine you run a bakery and purchase ingredients like flour, sugar, and eggs from suppliers. When you buy these ingredients, you pay GST on them. However, when you sell your baked goods, you charge GST to your customers. With ITC, you can claim credit for the GST you paid on your ingredient purchases, reducing the amount of GST you owe on your sales. 

What are the benefits of Input Tax Credit?

  • Cost Reduction:
    • By claiming ITC, businesses can effectively reduce their tax burden, leading to cost savings. 
  • Improved Cash Flow:
    • ITC helps businesses manage their cash flow better by offsetting GST liabilities with credits accumulated from input taxes paid. 
  • Compliance:
    • Utilizing ITC ensures compliance with GST regulations and helps businesses maintain accurate records of their tax transactions. 
  • Competitive Advantage:
    • Businesses that maximize their ITC benefits can offer competitive pricing to customers, potentially increasing sales and market share. 

How to maximize Input Tax Credit?

  • Ensure Proper Documentation:
    • Keep detailed records of all your purchases and input taxes paid to support your ITC claims during tax filings. 
  • Verify Supplier Compliance:
    • Verify that your suppliers are GST-compliant and provide valid tax invoices to claim ITC. 
  • Timely Filing of Returns:
    • File your GST returns on time to avoid any delays in claiming ITC and maximize your tax benefits. 
  • Reconciliation:
    • Regularly reconcile your input tax credit ledger with your supplier’s tax invoices to identify any discrepancies and rectify them promptly. 
  • Stay Informed:
    • Stay updated on changes in GST laws and regulations to adapt your ITC strategies accordingly and ensure compliance. 

Process of claiming Input Tax Credit

  • Step 1: Eligibility Check:
    • Before claiming ITC, ensure that you meet the eligibility criteria. You must be a registered taxpayer under GST and possess valid tax invoices or documents supporting your input tax claims. 
  • Step 2: Verify Supplier Compliance:
    • Ensure that your suppliers are registered under GST and provide valid tax invoices containing essential details such as GSTIN, invoice number, date, description of goods or services, taxable value, and GST charged. 
  • Step 3: Maintain Proper Documentation:
    • Keep meticulous records of all your purchases and input taxes paid. This includes tax invoices, debit notes, credit notes, and other relevant documents. Organize these documents systematically to facilitate the claim process. 
  • Step 4: File GST Returns:
    • Regularly file your GST returns, including GSTR-1 (Outward Supplies) and GSTR-2A (Inward Supplies), to reconcile your input tax credit ledger with the details uploaded by your suppliers. Ensure accuracy and consistency in reporting to avoid discrepancies. 
  • Step 5: Match and Reconcile Invoices:
    • Compare the details of tax invoices uploaded by your suppliers in GSTR-2A with your purchase records. Identify any variances or missing invoices and follow up with suppliers to rectify discrepancies promptly. 
  • Step 6: Claim ITC in GSTR-3B:
    • Once you’ve verified and reconciled your input tax credit, claim the eligible credit amount in your GSTR-3B return. Enter the ITC amount under the relevant heads, such as IGST, CGST, and SGST/UTGST, based on the type of transaction. 
  • Step 7: Utilize ITC for Payment:
    • After claiming ITC in GSTR-3B, utilize the available credit amount to offset your output tax liability for the respective tax periods. Ensure compliance with GST payment deadlines to avoid penalties and interest charges. 

What are the essential documents required for claiming ITC?

  • Valid Tax Invoices:
    • Ensure that tax invoices issued by your suppliers comply with GST regulations and contain accurate details of the transaction. 
  • Debit Notes and Credit Notes:
    • These documents are used to adjust input tax credit in cases of price revisions, returns, or other adjustments. 
  • Delivery Challans:
    • Delivery challans serve as proof of the movement of goods and are essential for claiming ITC on interstate purchases. 
  • Bill of Entry:
    • For claiming ITC on imported goods, the bill of entry issued by customs authorities is required. 
  • Input Service Distributor (ISD) Invoices:
    • If you’re registered as an ISD, maintain records of ISD invoices to distribute input tax credit among branches or units. 

Who can claim Input Tax Credit?

  • Registered Taxpayers
    • Only businesses registered under GST are eligible to claim input tax credit. 
  • Taxpayers Making Taxable Supplies:
    • Taxpayers who make taxable supplies of goods or services are entitled to claim ITC on inputs used during business. 
  • Interstate Suppliers:

What can be claimed as Input Tax Credit?

  • GST Paid on Purchases:
    • Taxpayers can claim ITC on the GST paid on purchases of goods or services used for business purposes.
  • GST Paid on Imports:
    • ITC can be claimed on the IGST paid on imported goods. 
  • GST Paid on Inward Supplies:
    • Taxpayers can avail ITC on the GST paid on inward supplies from registered suppliers.  

Conditions for Input Tax Credit availing

  • Possession of Tax Invoice:
    • Taxpayers must possess valid tax invoices or other prescribed documents issued by registered suppliers to claim ITC.  
  • Goods or Services Used for Business:
    • ITC can only be claimed on inputs used or intended to be used for the furtherance of business activities.  
  • Timely Filing of Returns:
    • Taxpayers must regularly file their GST returns, including GSTR-3B and GSTR-1, to claim and avail ITC.  
  • Compliance with GST Regulations:
    • Taxpayers must comply with all provisions of the GST Act and rules, including accurate reporting and payment of taxes.  
  • Matching and Reconciliation:
    • Taxpayers are required to reconcile their input tax credit with the details furnished by their suppliers in GSTR-2A and rectify any discrepancies.  

Essential conditions for availing Input Tax Credit under GST

  • Document Verification:
    • To claim ITC, businesses must ensure they have valid tax invoices, debit/credit notes, or supplementary invoices provided by their suppliers for the goods or services purchased.  
  • Receipt of Goods/Services:
    • It’s essential that businesses have physically received the goods or services for which they are claiming input tax credit.  
  • Filed Returns:
    • Businesses must have filed the required returns, particularly GSTR-3, which summarizes their inward and outward supplies.  
  • Tax Payment Confirmation:
    • Before claiming ITC, businesses need to verify that their suppliers have paid the appropriate amount of tax to the government.
    • Input tax credit can only be claimed if the supplier’s taxes have been duly paid.  
  • Invoice Matching:
    • Businesses must reconcile the details of the invoices uploaded by their suppliers with their records.
    • The final input tax credit should be determined after the necessary adjustments. If any discrepancies are there, they should be resolved. 

When can you get GST Input Tax Credit?

  • Registration:
    • Upon becoming a GST-registered business, ITC can be claimed on inputs and goods in stock from the day before becoming liable to pay tax.  
  • Voluntary Registration:
    • Businesses opting for voluntary GST registration can claim ITC on inputs and goods in stock from the day before their registration is approved.  
  • Transition from Composition Scheme to Regular:
    • If a business transitions from the composition scheme to a regular dealer due to turnover exceeding INR 50 lakhs, ITC can be claimed on inputs, goods in stock, and capital goods from the day before the switch.  
  • Change in Taxability:
    • ITC can be claimed when items previously exempted become taxable, allowing businesses to claim credit on related inputs and goods in stock.  
  • Business Changes:
    • In cases of business transfer, merger, demerger, amalgamation, lease, or transfer, unused ITC can be transferred to the new entity.  

How to calculate Input Tax Credit under GST?

Calculate the GST amount: Multiply the tax invoice value by the GST rate:
GST amount = Tax invoice value * GST rate.  

Determine the ITC limit: The ITC you can claim cannot exceed the actual GST paid on the invoice.
In simpler terms: ITC limit = Minimum (Input tax paid, GST amount)  

For example, in a transaction involving a supplying business (SB) and a receiving business (RB), the calculation is straightforward: If RB purchases goods worth INR 20,000 from SB at a GST rate of 12.5%, RB pays an input tax of INR 2,500. When RB sells the same goods for INR 25,000 (including output tax of 12.5%), totaling INR 28,125, RB can claim an input tax credit of INR 600 (INR 3,125 – INR 2,500).  


In conclusion, Input Tax Credit is a valuable tool for businesses to reduce their tax liabilities and improve their overall financial health. By understanding how ITC works and implementing effective strategies to maximize its benefits, businesses can enhance their competitiveness, streamline their operations, and achieve greater success in the dynamic world of GST.  

1. What is Input Tax Credit under GST?  

Input Tax Credit is a mechanism under the GST system that allows businesses to claim credit for the tax they pay on inputs (i.e., raw materials, services) against the tax liability on their output (i.e., sales).

2. Who can claim ITC under GST?  

Registered businesses that are liable to pay GST on their outward supplies can claim input tax credits for taxes paid on their purchases of goods and services used during business.

3. What are the conditions for input tax credit claiming?  

Some essential conditions for claiming ITC include possessing valid tax invoices, receiving the goods or services, filing required returns, ensuring tax payment confirmation by suppliers, and reconciling invoices.

4. What are the documents required for claiming ITC?

Businesses need to maintain valid tax invoices, debit/credit notes, or supplementary invoices provided by their suppliers as documentation for claiming ITC.  

5. Can ITC be claimed on all purchases under GST?

Input Tax Credit can generally be claimed on all purchases made for business purposes, except for specific items listed under blocked credits or those used for personal consumption or exempt supplies. 

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