HSN code 100400

Sub-heading in chapter 10 — Cereals

HSN code
100400

Oats

Classification

Code typeHSN — Harmonized System of Nomenclature
LevelSub-heading (6 digits)
SectionSection II — Vegetable products
Chapter 10Cereals
Heading 1004Oats
Sub-heading 100400Oats

2 codes under HSN 100400

Using HSN 100400 in GST

On GST invoices, a business with annual turnover up to ₹5 crore must show at least the first 4 digits (1004) on B2B invoices, and a business above ₹5 crore must show 6 digits (100400) on all invoices. The full 8-digit code is used for imports and exports.

The GST rate depends on the exact goods or service and any conditions in the rate notification, so it is not listed here. Check the official CBIC GST rate finder, then work out the tax with the GST calculator or make a bill with the GST invoice generator.

Frequently asked questions

What is HSN code 100400?

HSN code 100400 is the sub-heading for: Oats.

What is the GST rate for HSN 100400?

GST rates are set by CBIC rate notifications and can depend on conditions, so check the CBIC GST rate finder for HSN 100400 before invoicing.

How many digits of HSN 100400 should I write on my invoice?

Up to ₹5 crore turnover: at least 4 digits (1004) on B2B invoices. Above ₹5 crore: 6 digits (100400) on all invoices.