UPI (Unified Payments Interface), India’s instant payment system, allows users to transfer money between different banks directly from their mobile phones. It connects all bank accounts in one place, making transfers simple and available 24/7. Businesses can also use a UPI payment gateway for website to accept digital payments. Does GST apply to these payments? What are the rules, charges, and exemptions? By reading this article, you’ll get clear answers to all of them.