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HSN Code Finder · Product

Steel Structures HSN Code 7308

18% IGSTSchedule II

Structures and parts of structures of iron or steel (bridges, towers, frameworks) are classified under HSN heading 7308. Bridges and transmission-line towers each have their own tariff item.

Heading
7308
Primary code
73082011
GST / IGST
18%
Customs duty (BCD)
15%

Steel Structures HSN codes & GST rates

The 8-digit HSN/HS codes under heading 7308 (structures (excluding prefabricated buildings of heading 9406) and parts of structures (for example, bridges and bridge-sections, lock- gates, towers, lattice masts, roofs, roofing frame-works, doors and windows and their frames and thresholds for doors, shutters, balustrades, pillars and columns), of iron or steel; plates, rods, angles, shapes, sections, tubes and the like, prepared for use in structures, of iron or steel). Click any code for the full duty stack, IGST schedule and FTA preferential rates.

HSN codeDescriptionIGSTBCD
73081000Bridges and bridge-sections18%15%
73082011- For transmission line18%15%

FTA preferential rates: 13 partner agreement(s) listed for 73082011; best preferential rate 0% via ASEAN countries; 11 partner(s) at 0%. See full FTA breakdown →

What is the HSN code for steel structures?

The HSN code for steel structures is 7308 at the 4-digit heading level. For GST invoicing and customs filing you generally need the full 8-digit tariff item — for steel structures the most common is 73082011, which attracts 18% IGST.

HSN (Harmonized System of Nomenclature) codes are India's standardised product-classification system used for both GST and customs. The first 2 digits are the chapter, 4 digits the heading, 6 digits the international subheading and 8 digits the India-specific tariff item. Always confirm the exact 8-digit code for your specific variant, and verify the rate against the latest CBIC/DGFT notification before filing.

How steel structures is classified under HSN

The HSN classification for steel structures narrows down level by level — from the broad section to the specific 8-digit tariff item used on your invoice and Bill of Entry.

  1. Chapter 732-digitArticles of iron or steel
  2. 73084-digit headingSTRUCTURES (EXCLUDING PREFABRICATED BUILDINGS OF HEADING 9406) AND PARTS OF STRUCTURES (FOR EXAMPLE, BRIDGES AND BRIDGE-SECTIONS, LOCK- GATES, TOWERS, LATTICE MASTS, ROOFS, ROOFING FRAME-WORKS, DOORS AND WINDOWS AND THEIR FRAMES AND THRESHOLDS FOR DOORS, SHUTTERS, BALUSTRADES, PILLARS AND COLUMNS), OF IRON OR STEEL; PLATES, RODS, ANGLES, SHAPES, SECTIONS, TUBES AND THE LIKE, PREPARED FOR USE IN STRUCTURES, OF IRON OR STEEL
  3. 7308206-digit subheadingTowers and lattice masts :
  4. 730820118-digit tariff item- For transmission line

Section XVBASE METALS AND ARTICLES OF BASE METAL

GST on steel structures

Steel Structures (HSN 7308) attracts 18% GST under GST Schedule II. On a sale within the same state this is charged as 9% CGST + 9% SGST; on an inter-state sale or an import it is charged as a single 18% IGST. This is the rate recorded for the primary code 73082011 — other variants in the table above can carry different rates, so match your exact product and verify against the latest CBIC GST rate notification.

Customs duty on imported steel structures

When steel structures (HSN 73082011) is imported into India, the duty stack is approximately: Basic Customs Duty (BCD) 15%, AIDC 15%, Social Welfare Surcharge on the aggregate of customs duties, plus IGST 18% on the assessable value plus duties.

Indicative total duty on ₹100 of assessable value: 40.3905. This is an estimate — the actual amount depends on valuation, exemptions and the notifications in force on the date of import.

See the full duty breakdown for 73082011

Conclusion

The HSN code for steel structures is 7308 at the heading level, with 73082011 the most commonly used 8-digit tariff item (18% GST). Always pick the 8-digit code that matches your exact product variant from the table above, and confirm the GST rate and customs duty against the latest CBIC/DGFT notifications before invoicing or filing a Bill of Entry.

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Related HSN codes

Source: CBIC Part II Import Tariff, chapter-wise PDFs·Last reviewed: