GST and invoicing guides

Plain-English explanations of the GST rules freelancers and small businesses actually run into.

• Invoice Payment Terms and How to Chase Late Payments

  4 October 2026 · 7 min read

  How to set payment terms that get you paid on time, what to write on the invoice, a reminder schedule with sample messages, and your legal options in India.

• HSN vs SAC Codes: A Practical Guide for Small Businesses

  2 October 2026 · 6 min read

  HSN codes classify goods, SAC codes classify services. Learn how many digits you need, how to find the right code, and the SAC codes freelancers use most.

• How to Invoice International Clients: LUT and Export of Services

  29 September 2026 · 6 min read

  Invoicing a client abroad from India: what counts as an export of services, how a Letter of Undertaking works, what to put on the invoice, and how to prove payment.

• Do Freelancers Need GST Registration in India?

  22 September 2026 · 6 min read

  When a freelancer must register for GST, the ₹20 lakh threshold, inter-state and export rules, the composition option, and the pros and cons of registering early.

• CGST vs SGST vs IGST: When Each Applies (With Examples)

  15 September 2026 · 5 min read

  Understand CGST, SGST and IGST with worked examples. Learn how place of supply decides the tax, what UTGST is, and how to avoid the most common invoicing error.

• What Is a GST Invoice? Mandatory Fields Explained

  8 September 2026 · 6 min read

  A GST tax invoice is more than a bill. Learn what it is, the fields Rule 46 requires, when to issue it, and the mistakes that get invoices rejected.