New GST for Construction Materials: A Detailed Guide
- GST on building materials has changed under the revised GST structure, with cement now attracting 18% GST compared to the earlier 28% rate.
- Other construction materials such as bricks, steel, and tiles attract GST based on their applicable HSN classification.
- Bricks and certain building materials attract GST based on their type and applicable classification. Some brick categories attract lower GST rates after the revision.
- Steel, tiles, and sanitaryware have a mid-range GST rate of 18%, impacting construction costs significantly.
- Builders can claim Input Tax Credit (ITC) on GST for materials, but ITC is not available for personal use or completed properties.
- Buyers and contractors should verify GST rates, ensure invoices are GST-compliant, and use correct HSN codes to avoid errors.
Whether you’re building a house, a commercial space, or an infrastructure project, materials like cement, bricks, steel, and tiles make up a major portion of the budget. Understanding the applicable building materials HSN code and GST rate helps builders, contractors, and buyers estimate project costs and manage taxes better.
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Why GST on Construction Materials Matters
Before GST, building materials were taxed under various state VATs and central excise duties. The introduction of GST brought uniform tax rates across India. While it simplified the process, it also raised the tax burden on some materials. Let’s explore the construction material gst rate category by category.
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New GST Rate on Common Building Materials in India
GST on building materials has changed under the revised GST structure, with cement now attracting 18% GST compared to the earlier 28% rate. Other construction materials such as bricks, steel, and tiles attract GST based on their applicable HSN classification.
GST Rate Comparison for Common Building Materials
The GST rate on construction materials depends on the type of material and its applicable HSN classification. Cement, bricks, steel, tiles, and other building materials fall under different GST slabs.
| Material | HSN Code | New GST Rate (After 22 Sep 2025) | Old GST Rate (Before 22 Sep 2025) |
|---|---|---|---|
| Cement (all types) | 2523 | 18% | 28% |
| Bricks other than sand-lime bricks, where covered under the special brick scheme | Applicable brick HSN | 6% without ITC / 12% with ITC | 6% without ITC / 12% with ITC |
| Fly ash bricks | 6815 | 6% without ITC / 12% with ITC | 6% without ITC / 12% with ITC |
| Sand (natural or manufactured) | 2505 | 5% | 5% |
| Sand-lime bricks | 5% | 12% | |
| Steel (TMT bars, rods) | 7214 | 18% | 18% |
| Iron and steel | 7206–7215 | 18% | 18% |
| Wood (raw) | 4401 | 5% | 5% |
| Tiles (ceramic, vitrified) | 6907 | 18% | 18% |
| Paint | 3208 | 18% | 18% |
| Electrical wiring & switches | 8536 | 18% | 18% |
| Pipes (PVC, CPVC) | 3917 | 18% | 18% |
| Sanitaryware | 6910 | 18% | 18% |
| Glass sheets | 7004 | 18% | 18% |
Material
HSN Code
New GST Rate (After 22 Sep 2025)
Old GST Rate (Before 22 Sep 2025)
Material
HSN Code
New GST Rate (After 22 Sep 2025)
Old GST Rate (Before 22 Sep 2025)
Material
HSN Code
New GST Rate (After 22 Sep 2025)
Old GST Rate (Before 22 Sep 2025)
Material
HSN Code
New GST Rate (After 22 Sep 2025)
Old GST Rate (Before 22 Sep 2025)
Material
HSN Code
New GST Rate (After 22 Sep 2025)
Old GST Rate (Before 22 Sep 2025)
Material
HSN Code
New GST Rate (After 22 Sep 2025)
Old GST Rate (Before 22 Sep 2025)
Material
HSN Code
New GST Rate (After 22 Sep 2025)
Old GST Rate (Before 22 Sep 2025)
Material
HSN Code
New GST Rate (After 22 Sep 2025)
Old GST Rate (Before 22 Sep 2025)
Material
HSN Code
New GST Rate (After 22 Sep 2025)
Old GST Rate (Before 22 Sep 2025)
Material
HSN Code
New GST Rate (After 22 Sep 2025)
Old GST Rate (Before 22 Sep 2025)
Material
HSN Code
New GST Rate (After 22 Sep 2025)
Old GST Rate (Before 22 Sep 2025)
Material
HSN Code
New GST Rate (After 22 Sep 2025)
Old GST Rate (Before 22 Sep 2025)
Material
HSN Code
New GST Rate (After 22 Sep 2025)
Old GST Rate (Before 22 Sep 2025)
Material
HSN Code
New GST Rate (After 22 Sep 2025)
Old GST Rate (Before 22 Sep 2025)
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GST Impact on Construction Cost
Construction costs are strongly influenced by the GST rates applicable to key building materials.
Materials such as cement and paint fall under the 18% GST slab, making them significant cost drivers in construction projects.
Basic materials like sand and certain brick categories attract lower GST rates, while the applicable rate depends on the material type and classification.
Several commonly used materials such as steel, tiles, sanitaryware, pipes, wiring, and fittings fall under the 18% GST slab, forming a large share of total construction expenditure.
Understanding these slab differences helps builders, contractors, and homebuyers estimate construction budgets more accurately.
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How to Calculate GST on Building Materials
GST on construction materials is calculated on the taxable value of the goods purchased.
Here is the Formula
GST Amount = Material Value × GST Rate ÷ 100
Total Price = Material Value + GST Amount
Example 1
Cement price: Rs 400 per bag
GST rate: 18%
GST = 400 × 18 ÷ 100 = Rs 72
Final price = Rs 472
Example 2
Steel rods worth: Rs 50,000
GST rate: 18%
GST = 50,000 × 18 ÷ 100 = Rs 9,000
Final price = Rs 59,000
Input Tax Credit for Builders
Builders and contractors registered under GST can claim Input Tax Credit (ITC) on the GST paid for construction materials.
However, if the construction is for personal use or for selling as completed property, ITC is not allowed under certain rules. So, the benefit of ITC depends on:
- GST rate opted by builder
- Type of construction (residential vs commercial)
- Stage of completion and sale
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Tips for Buyers and Contractors
- Always check the GST rate on materials before placing bulk orders
- Get GST-compliant invoices from suppliers
- Verify that suppliers have valid GST numbers
- Use proper HSN codes in billing to avoid classification errors
Conclusion
Understanding the correct gst for construction materials helps in budgeting, pricing, and compliance. Whether you’re building a home or managing a large project, knowing the construction material gst rate ensures better financial planning.
