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HSN Code 7303

Tubes, pipes and hollow profiles, of cast iron

GST rate

18%

Codes under 7303

CodeDescriptionGST rate
7303 00Tubes, pipes and hollow profiles, of cast iron:18%
7303 00 10Rain water pipe18%
7303 00 20Soil pipe18%
7303 00 30Spun pipe18%

Frequently Asked Questions

What is the HSN code for tubes, pipes and hollow profiles, of cast iron?

The HSN code for tubes, pipes and hollow profiles, of cast iron is 7303, under Chapter 73 (Pipes, nails, screws and other steel articles).

What is the GST rate on tubes, pipes and hollow profiles, of cast iron?

Tubes, pipes and hollow profiles, of cast iron is taxed at 18% GST under HSN code 7303.

How many digits of the HSN code go on a GST invoice?

It depends on your turnover in the previous financial year: businesses above ₹5 crore generally show 6 digits (8 for certain specified goods), and smaller businesses show 4 digits on B2B invoices. Check the current e-invoicing/HSN notification for the exact threshold that applies to you.

Rates as per Notification No. 9/2025-Central Tax (Rate), as amended, as of 7 October 2026. For guidance only — verify with your tax advisor.

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