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Taxzentic Hub

The HSN & SAC Resource Center

Harmonized System of Nomenclature (HSN) and Services Accounting Code (SAC) are mandatory for Indian GST compliance. Use our tools to find the exact code and rate for your business.

HSN Digit Requirement — Quick Reference

Annual Turnover Invoice Type Required Digits
Up to ₹5 Crore B2B (Business to Business) 4-digit HSN
Up to ₹5 Crore B2C (Business to Consumer) Optional
Above ₹5 Crore All Invoices 6-digit HSN
All Exporters Export Invoice & Shipping Bill 8-digit HSN

In-Depth Guides

Explore Classification & Rate Tools

To search individual 4, 6, or 8-digit codes directly, use our HSN code lookup tool. If you only know the commercial name of an item or service, search notified slabs with our GST rate finder by product name or check notified rates on commodities like iron and steel and textiles.

Frequently Asked Questions

What is an HSN code?
HSN means Harmonized System of Nomenclature. It is a structured classification system for goods used in customs and tax schedules. The correct code depends on the item’s detailed characteristics and the applicable tariff description.
What is the difference between HSN and SAC?
HSN codes classify goods, while SAC codes classify services for GST purposes. Choose the classification that matches the actual supply, and verify the relevant description in the current schedule.
How many digits of an HSN code do I need?
The required number of digits can depend on current invoice rules, taxpayer details and the type of supply. Check the latest CGST Rules and notifications for your case; the lookup result alone does not decide the reporting requirement.
How do I find an HSN code for a product?
Search using a specific product description, then compare the candidate code’s full tariff wording with the item’s material, composition, function and other relevant characteristics. A broad product name may return more than one possible classification.
Does an HSN code determine the GST rate?
The HSN classification helps locate the relevant GST rate entry, but you also need to read its description, conditions, exceptions and effective date in the current rate notifications.
Can similar products have different HSN codes?
Yes. Products that look similar can differ in composition, design, processing or intended use, which may affect their tariff classification. Compare the exact product with the relevant tariff headings and notes.
What should I do if the HSN search shows several possible codes?
Compare each result with the complete tariff description and applicable section or chapter notes. If the classification remains unclear, consult a qualified customs or GST professional before using a code on invoices or filings.
What can happen if I use the wrong HSN code?
A mismatch may lead to an incorrect rate, return-reporting discrepancies or questions from a buyer or tax authority. The consequences depend on the facts and applicable law, so correct the classification and seek professional guidance when needed.
Are HSN codes and GST rates permanent?
Tariff classifications, rate entries and reporting requirements can be amended. Check the latest official tariff and rate notifications for the period in which the supply takes place.
Is this HSN and SAC lookup an official government service?
No. Taxzentic is an independent reference tool. Use official tariff documents and GST notifications to confirm a classification or rate, and get professional advice for uncertain cases.