---
title: "HSN Code for Frequency Measuring Apparatus | HSN 90303930 GST Rate"
description: "Find HSN and GST Rates for 90303930 related to Frequency Measuring Apparatus with BUSY Accounting - The reliable source for HSN and GST details in India."
canonical: "https://busy.in/hsn/hsn-90303930/"
---

# HSN Code 90303930: Frequency Measuring Apparatus

- [Section 18: Guide to HSN Section 18](https://busy.in/hsn/section-18/)
- [Chapter 90: Optical & Medical Instruments](https://busy.in/hsn/chapter-90/)
- [Sub-chapter 9030: Radiation detectors](https://busy.in/hsn/sub-chapter-9030/)

## GST rates

| Description | CGST | SGST | IGST | CESS |
| --- | --- | --- | --- | --- |
| Oscilloscopes, spectrum analysers and other instruments and apparatus for measuring or checking electrical quantities, excluding meters of heading 9028; instruments and apparatus for measuring or detecting alpha, beta, gamma, x-ray, cosmic or other ionising radiations - other instruments and apparatus, for measuring or checking voltage, current, resistance or power, without a recording device: - other: capacitance meter | 9% | 9% | 18% | 0% |

## Frequently asked questions

### What products are classified under HSN 90303930 ?

It includes Wall Lamps (Electric)

### Any common misclassification issue with Frequency Measuring Apparatus?

Use the exact HSN and describe the form/grade. For multi‑line invoices, apply the rate per line to avoid wrong tax collection.

### How much GST applies to Frequency Measuring Apparatus?

Under HSN 90303930, Frequency Measuring Apparatus attracts Varies when sold in taxable form. Describe the exact form on the invoice.

### Does packaging or labelling change the GST for Frequency Measuring Apparatus?

For food/agri items, GST can be 5% when not fresh/chilled and sold as pre‑packaged & labelled; otherwise often Nil. For non‑food items, rates depend on the specific sub‑heading.

### Can we claim ITC on inputs used to trade Frequency Measuring Apparatus?

If your outward supply is taxable, eligible ITC is available subject to general restrictions. For exempt/Nil supplies, reverse credit per Rule 42.

### Do e‑way bill and e‑invoice apply for Frequency Measuring Apparatus?

e‑Way bill is needed above ₹50,000 consignment value (subject to exemptions). e‑Invoicing is turnover‑based (presently AATO > ₹5 crore) for B2B supplies.