About HSN Code 4418

HSN Code 4418 covers Builders' Joinery and Carpentry of Wood, Including Cellular Wood Panels, Assembled Flooring Panels, Shingles and Shakes and attracts a GST rate of 18%. For intra-state supplies, this is split as 9% CGST + 9% SGST. For inter-state supplies, 18% IGST is charged.

How to Use HSN Code 4418 on GST Invoices

• Include the HSN code 4418 on every GST invoice for builders' joinery and carpentry of wood, including cellular wood panels, assembled flooring panels, shingles and shakes
• Businesses with turnover above ₹5 crore must use 6-digit HSN codes
• Turnover between ₹1.5–5 crore: 4-digit codes are sufficient
• The HSN code must match the product/service description on your invoice
• Incorrect HSN codes can lead to GST notices and ITC mismatches

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