---
title: "HSN Code for ISDN Terminal Adapters | HSN 85175091 GST Rate"
description: "Find HSN and GST Rates for 85175091 related to ISDN Terminal Adapters with BUSY Accounting - The reliable source for HSN and GST details in India."
canonical: "https://busy.in/hsn/hsn-85175091/"
---

# HSN Code 85175091: ISDN Terminal Adapters

- [Section 16: Guide to HSN Section 16](https://busy.in/hsn/section-16/)
- [Chapter 85: Electrical Machinery Equipment](https://busy.in/hsn/chapter-85/)
- [Sub-chapter 8517: Telephone & Communication Apparatus](https://busy.in/hsn/sub-chapter-8517/)

## GST rates

| Description | CGST | SGST | IGST | CESS |
| --- | --- | --- | --- | --- |
| Electrical apparatus for line telephony or line telegraphy, including line telephone sets with cordless handsets and telecommunication apparatus for carrier-current line systems or for digital line systems; videophones - other apparatus, for carrier-current line systems or for digital line systems: - other: isdn terminals | 9% | 9% | 18% | 0% |

## Frequently asked questions

### What products are classified under HSN 85175091 ?

It includes Coin/Disc-Operated Record-Players

### Does packaging or labelling change the GST for ISDN Terminal Adapters?

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.

### How much GST applies to ISDN Terminal Adapters?

Under HSN 85175091, ISDN Terminal Adapters attracts Varies when sold in taxable form. Describe the exact form on the invoice.

### Any common misclassification issue with ISDN Terminal Adapters?

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

### Do e‑way bill and e‑invoice apply for ISDN Terminal Adapters?

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.

### Can we claim ITC on inputs used to trade ISDN Terminal Adapters?

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