HSN & SAC Codes Under GST: Complete Guide for Businesses

GST has made the taxation process more structured for businesses across India. One important part of GST invoicing is using the correct classification code for the goods or services being supplied.

For goods, businesses generally use HSN codes, while services are classified using SAC codes. Using the appropriate code helps businesses prepare accurate GST invoices and maintain better records.

In this guide, we’ll explain what HSN and SAC codes are, how they are different, why they matter under GST and what businesses should know before preparing their invoices.

What Is an HSN Code?

HSN stands for Harmonized System of Nomenclature. HSN codes are used to classify goods in a systematic manner.

Instead of describing every product differently, the HSN system provides standardised classification codes for goods. This makes it easier to identify products for taxation, invoicing and reporting purposes.

For example, a business selling different types of products can use the applicable HSN classification while preparing its GST invoices.

What Is a SAC Code?

SAC stands for Services Accounting Code. SAC codes are used for classifying services under the GST system.

While HSN is associated with goods, SAC is used for services. Businesses providing professional, technical, consulting, financial, IT or other services may need to use the appropriate SAC classification on their GST invoices, as applicable.

HSN vs SAC: What Is the Difference?

Why Are HSN and SAC Codes Important Under GST?

HSN and SAC codes help create a standardised system for classifying goods and services. Correct classification can make GST invoicing and reporting more organised.

1. Accurate GST Invoicing

Using the appropriate classification code helps businesses create more accurate GST invoices and provide relevant information about the goods or services being supplied.

2. Better Tax Reporting

Correct classification can help businesses maintain consistent records and make GST-related reporting more organised.

3. Easier Identification of Goods and Services

Standardised codes make it easier to identify and classify different products and services instead of relying only on product descriptions.

4. Reduced Chances of Classification Errors

Using the correct HSN or SAC code can help businesses avoid unnecessary confusion during invoicing and accounting.

How to Find the Correct HSN or SAC Code?

Businesses should identify the exact nature of the goods or services they supply before selecting a classification code.

The process generally involves understanding the product or service, checking the applicable classification and verifying the code before using it in GST invoices.

Things to consider include:

• Nature of the product or service
• Product description and characteristics
• Applicable GST classification
• Current tax and compliance requirements
• Whether the selected code matches the actual supply

Businesses should verify the applicable classification using reliable and current GST resources, especially when dealing with complex products or services.

HSN Codes in GST Invoices

Businesses issuing GST invoices may need to mention the applicable HSN information depending on their circumstances and the prevailing GST requirements.

The exact requirement can depend on factors such as the nature and scale of the business and applicable GST rules. Therefore, businesses should ensure that their invoicing process follows the requirements applicable to them.

SAC Codes in Service Invoices

Businesses providing services may use SAC codes to classify the services supplied.

For example, a service provider may deal with consulting, technology, professional, maintenance or other services. Selecting the appropriate SAC classification helps maintain consistency between the service description and GST documentation.

Common HSN and SAC Mistakes Businesses Should Avoid

Incorrect classification can create problems in accounting and GST-related documentation. Businesses should therefore review their codes regularly.

1. Using an Incorrect Code

Do not select a code simply because its description appears similar. The classification should match the actual goods or services being supplied.

2. Using the Same Code for Unrelated Products

Businesses dealing with multiple products should review the classification of each product rather than assuming that one code applies to everything.

3. Not Reviewing Changes

Tax rules, classifications and compliance requirements can change. Businesses should periodically review their GST processes and applicable codes.

4. Ignoring Invoice Accuracy

HSN or SAC information should be consistent with the product or service description and other relevant invoice details.

How Accounting Software Can Help With HSN and SAC Codes

Accounting software can make GST invoicing easier by allowing businesses to maintain product and service information in an organised manner.

Modern accounting solutions can also provide features that help users validate or manage HSN and SAC information during the invoicing process.

For example, TallyPrime includes online HSN/SAC validation, which can help users check codes directly within the software and support more accurate GST invoicing.

HSN and SAC Codes: A Simple Example

Suppose a business sells physical products. Since the business is supplying goods, the relevant product classification would be based on the applicable HSN code.

Now consider a business providing a professional service. Since the supply is a service, the applicable classification would generally be based on the relevant SAC code.

The important point is that businesses should select the classification based on what they are actually supplying rather than choosing a code based only on a similar description.

Benefits of Using Correct HSN and SAC Codes

• More accurate GST invoices
• Better organisation of accounting records
• Consistent classification of goods and services
• Improved GST documentation
• Reduced risk of classification-related errors
• More efficient accounting workflows

Final Thoughts

HSN and SAC codes are an important part of GST-related invoicing and classification. HSN codes are generally used for goods, while SAC codes are used for services.

Businesses should take care to select the appropriate classification for their supplies and keep their GST invoicing process updated according to applicable requirements.

Using accounting software with features such as HSN/SAC validation can further simplify the process and help businesses maintain more accurate records.

Need Help With Accounting & GST Solutions?

Doric Multimedia helps businesses explore digital solutions for accounting, GST workflows, business automation and software requirements.

If you need help improving your accounting workflow or choosing the right business software, contact Doric Multimedia to discuss your requirements.