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28% GST Calculator

28% GST applies to luxury items that mostly moved to 18% (or 40% for sin goods) under GST 2.0. Example: ₹1,000 + 28% GST = ₹1,280.00 (GST ₹280.00). GST 2.0 note: this rate was largely removed on 22 Sept 2025 — useful for older invoices.

28% GST Calculator

₹
Total amount ₹12,800.00 ₹10,000.00 + ₹2,800.00 GST
Net amount (before GST) ₹10,000.00
GST amount ₹2,800.00
CGST + SGST (intra-state) ₹1,400.00 + ₹1,400.00

Inter-state supplies charge the full amount as IGST instead of CGST + SGST.

Estimates for information only — not financial, tax or investment advice. Rates and rules change; confirm with an official source or a qualified professional. Disclaimer

Free 28% GST Calculator by pGento

How to calculate GST

Adding GST: GST = amount × rate ÷ 100; total = amount + GST.
Removing GST: base = total × 100 ÷ (100 + rate); GST = total − base.

Intra-state sales split GST equally into CGST and SGST; inter-state sales charge the full amount as IGST.

Current GST slabs (GST 2.0, from 22 Sept 2025)

  • 5% — essentials and many daily-use goods
  • 18% — the standard rate for most goods and services
  • 40% — luxury and sin goods
  • 3% gold & jewellery · 0.25% rough diamonds · nil-rated essentials

Rates for a specific item are set by CBIC notifications — check the official schedule for your HSN/SAC code.

28% GST on common amounts

Amount (excl. GST)GST @ 28%Total (incl. GST)
₹100₹28.00₹128.00
₹500₹140.00₹640.00
₹1,000₹280.00₹1,280.00
₹5,000₹1,400.00₹6,400.00
₹10,000₹2,800.00₹12,800.00
₹50,000₹14,000.00₹64,000.00
₹1,00,000₹28,000.00₹1,28,000.00

Frequently asked questions

How do I add 28% GST to an amount?
Multiply by 1.2800. For ₹1,000 that is ₹1,280.00.
How do I remove GST from an inclusive price?
Divide by (1 + rate ÷ 100). For example ₹1,180 ÷ 1.18 = ₹1,000 base + ₹180 GST at 18%.
Are 12% and 28% GST still applicable?
Under GST 2.0 most items moved from 12% to 5% and from 28% to 18% (sin goods to 40%) from 22 September 2025. The calculator still supports them for older invoices.
28% GST Calculator

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