⚠️ Disclaimer: This automated invoice is based on user-input; gstr1calculator.in (Thoiba Trader) is not liable for data accuracy or GST compliance. Consult a CA for legal compliance.
Frequently Asked Questions
A valid GST tax invoice must include: supplier name, address, GSTIN; invoice number and date; buyer name and GSTIN (for B2B); HSN/SAC code; item description, quantity, rate; taxable value; GST rate and amount (CGST+SGST or IGST); and total in words.
CGST + SGST apply on intra-state sales (seller and buyer in same state) — each half the GST rate. IGST applies on inter-state sales (different states) — at the full GST rate. This calculator auto-selects based on your supply type.
Yes, 100% free. Create unlimited invoices, add multiple line items, print them, or save as PDF. No login or account required.
To issue a proper Tax Invoice with GST, you must be GST-registered (have a GSTIN). If not registered and turnover is below threshold, issue a Bill of Supply instead (no GST charged).
Each invoice must be reported in GSTR-1. If you sell on Amazon, Flipkart, or Meesho, use our GSTR-1 Calculator to upload seller reports and auto-generate complete GSTR-1 summary in 1 minutes at Rs.99/Report.
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Simplify Your Monthly GSTR-1 Calculations
Upload your seller report → get state-wise + HSN-wise GSTR-1 summary in minutes. No manual work. Rs.99/Report.