How to number GST invoices: the rules, and how to never break them
Consecutive, unique in the financial year, at most 16 characters — the GST rules for invoice numbers, and how two counters avoid clashing.
The Billyng Journal · Topic
Billing & invoicing
Invoice numbers, quotations and sending bills.
3 articles
From quotation to invoice without retyping
A simple quoting workflow for wholesalers and contractors — and why a quotation should not carry tax until it becomes a bill.
Sending invoices on WhatsApp and email: doing it well
Most customers read a WhatsApp message before an email. How to send bills digitally so they are opened, kept and paid.
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- GST & compliance Registration, invoices, tax heads and the rules behind them.
- Billing & invoicing Invoice numbers, quotations and sending bills.
- Khata & payments Credit, udhaar and getting paid on time.
- Inventory Pricing, stock and knowing when to reorder.
- Running a shop The day-to-day of running a counter.
- Billyng guides Step-by-step help with Billyng itself.
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