# Billing, GST and UPI

> Itemised GST bills, optional service charge and a UPI QR for the exact amount.

Canonical page: https://aozo.in/docs/pos/billing-and-payments
Last updated: 2026-11-12
Product: AOZO POS
Section: Guides

- Bills show CGST and SGST and your GSTIN.
- Add an optional service charge.
- The guest’s bill carries a UPI QR payable from GPay, PhonePe, Paytm or BHIM.
- Record cash and card payments at the counter.
- Print receipts on an 80mm thermal printer.

## Set up GST

1. **Open Settings** Choose Settings in the menu.
2. **Add your GSTIN** Enter your GSTIN so it prints on every invoice.
3. **Set the tax rate** Set the GST rate for your menu, which shows as CGST and SGST.
4. **Add a service charge (optional)** Turn on the service charge if you use one.

> **Note:** Please confirm the right tax rates for your menu with your accountant.

### How guests pay by UPI

The bill on the guest’s phone shows a UPI QR and a “Pay via UPI app” button for the exact amount. Once you see the payment, your cashier marks the order paid.