IndiaFilings

Expert

Published on: Sep 25, 2026

Calculating Value of Supply under GST

The value of supply is a critical aspect of GST compliance in India, as it determines the amount of GST payable for each transaction. According to the GST Act, the value of a supply of goods or services is based on the transaction value, which is the price actually paid or payable. This value applies where the supplier and recipient are not related, and the price is the sole consideration for the supply. In this article, we explore how to calculate the value of supply under GST.

Value of Supply Components

Under GST, the value of supply must encompass any taxes, duties, cesses, fees, and charges levied under any law, except for IGST, CSGT, and SGST, if charged separately by the supplier. Additionally, the value of supply must include:

  • Any amount the supplier is liable to pay in relation to the supply, incurred by the recipient but not included in the price.
  • Incidental expenses, such as commissions and packing, charged by the supplier before the delivery of goods or supply of services.
  • Interest, late fees, or penalties for delayed payment.
  • Subsidies linked directly to the price, excluding those provided by the Central or State Governments.

Discounts Excluded from Value of Supply

Discounts given at any time before or after the supply are not included in the value of supply, even if documented on the invoice. This rule implies that the input tax credit (ITC) is not attributable to discounts noted on invoices.

Calculating Value for Supply: Partial Money Consideration

When the consideration is not wholly in money, the value includes this non-monetary component. The GST evaluation involves the following methods:

Open Market Value

If available, the open market value of goods or services should be used as the value of supply, ensuring accurate GST calculations even if the monetary transaction is lower.

Total Consideration Received

If the open market value is unavailable, sum the monetary consideration and the non-monetary consideration to calculate the total value of the supply.

For more specific guidance, consider consulting on online GST filing with IndiaFilings.

Like Kind and Quality

When previous methods are infeasible, applying the value of similar goods or services of like kind and quality can serve as a benchmark for valuation.

Total Consideration

Calculate the total consideration by adding the monetary amount to the equivalent of non-monetary considerations when no other methods apply.

Value of Supply Using Cost Method

When supply value cannot be determined using aforementioned methods, it can be calculated at 110% of the cost of production, manufacturing, acquisition of goods, or provision of services.

Residual Method for Value of Supply

If all else fails, calculate the value using reasonable means consistent with the principles and general provisions of Section 15 of the GST Act. Service providers may use this method directly in some cases, as an alternative to the cost method.

For more details on the process, visit our page on GSTR-1 filing.

Valuing Supply Between Related Entities

Transactions between related parties require specific methods for accurate value determination:

Determining Value of Supply under GST Determining Value of Supply under GST

Read the guide for related party transactions under GST.

GST Valuation Rules 2017

Adhering to the GST Valuation Rules, 2017, is essential for compliant goods and/or service valuation under the GST Act. The detailed rules are available for review:

For assistance with filing and understanding due dates, you can always visit our section on GST filing due dates.

For more comprehensive guidance on GST registration or filing, get in touch with an IndiaFilings CA-assisted service.

Back to Learn

Frequently Asked Questions

Common questions about Calculating Value of Supply under GST: Essential Guide.

The value of supply is an important concept under GST as it determines the GST payable in a transaction. The correct calculation of the value of supply ensures that the appropriate amount of GST is paid, avoiding under or overpayment.
When the consideration for a supply of goods or services is wholly in money, the value of supply is the transaction value, which is the price actually paid or payable, provided the supplier and recipient are not related and the price is the sole consideration.
When the consideration is not wholly in money, the value of supply is determined using one of the following methods in order of preference: open market value, total consideration received (money + non-money), value of like kind and quality, or the total consideration received (money + money equivalent of non-money consideration).
The value of supply must include any taxes, duties, cesses, fees and charges levied under any law (except IGST, CGST and SGST), incidental expenses like commission and packing, interest or late fees, and subsidies directly linked to the price (excluding government subsidies).
No, discounts given before or after the supply of goods or services should not be deducted from the value of supply. The input tax credit is also not attributable to the discount amount mentioned on the invoice.
For transactions between related parties, the value of supply is determined using one of the following methods in order of preference: open market value, value of like kind and quality, or the value determined using reasonable means consistent with the GST Act.
If the value of supply cannot be determined by other methods, it can be calculated as 110% of the cost of production, manufacturing, acquisition of goods, or provision of services.
The residual method allows the value of supply to be calculated using reasonable means consistent with the principles and general provisions of the GST Act, if it cannot be determined by any other method.
The GST Valuation Rules, 2017 are the rules that provide guidelines for determining the value of supply of goods or services or both under the GST Act.
Following the GST Valuation Rules, 2017 is crucial as it ensures that the value of supply is calculated accurately, leading to the correct determination of GST liability and avoiding any penalties or legal issues.