By Sourajeet Pradhani
India’s Unified Payments Interface (UPI) has been one of the most remarkable public digital infrastructure success stories in the world. From a roadside tea stall to a multinational corporation, UPI has transformed the way Indians transact. It has made digital payments instant, convenient and, most importantly, virtually free for consumers and merchants.
That is why the recent move by the Government of India to amend the legal framework governing UPI charges has triggered considerable debate. The first clarification is important: the government has not imposed a tax on every UPI transaction, nor has UPI suddenly become chargeable. Parliament has passed the Taxation and Other Laws (Amendment) Bill, 2026, which creates an enabling framework under which the government can permit banks and payment-system participants to levy charges, including a Merchant Discount Rate (MDR), on specified UPI transactions in the future.
The government has also made it clear that consumers and small merchants will not suddenly start paying a UPI fee. Finance Ministry assurances indicate that any future charge is expected to be targeted and nominal rather than a blanket levy on ordinary transactions. Yet, the concern is not entirely about what the government is charging today. It is about what this legislative change could mean for India’s digital-payment ecosystem tomorrow.
There is a legitimate economic argument behind the move. UPI is not free to operate. Banks, payment service providers and technology companies incur enormous costs in maintaining servers, cybersecurity systems, fraud-prevention infrastructure and transaction-processing networks. A carefully designed MDR on selected, higher-value merchant transactions could therefore reduce dependence on government subsidies. It could create a revenue stream for banks and payment companies and potentially encourage greater investment in innovation, cybersecurity and fraud prevention.
There is also an argument for fairness. Credit cards, debit cards and other payment networks generally operate through transaction economics. If UPI continues to grow dramatically without a sustainable monetisation model, the question of who ultimately pays for the infrastructure cannot be ignored.
The biggest disadvantage is the possibility of weakening the very behavioural revolution that made UPI successful. Indians have become accustomed to the idea that sending 50, 500 or 5,000 through UPI costs nothing. This psychological perception of “free digital money” has encouraged millions of consumers and small businesses to abandon cash.
Even a small charge can alter behaviour at the margins. A merchant operating on thin margins may begin preferring cash if digital transactions attract a fee. A consumer may be reluctant to make several small digital payments if charges are introduced. Street vendors, small retailers, delivery workers, domestic service providers and micro-entrepreneurs could be disproportionately affected.
The irony is that UPI has been one of India’s greatest tools for financial inclusion. A small trader who could not afford a card machine can accept payments using a QR code. A customer without cash can instantly pay. A small entrepreneur can receive money directly into a bank account without maintaining expensive payment infrastructure.
Introducing transaction charges risks imposing a relatively greater burden on precisely those small businesses that the digital revolution was supposed to empower. India should therefore avoid a situation where the economics of digital payments begin to favour large businesses over small merchants.
If charges become necessary, the government should adopt a highly differentiated structure. Person-to-person transactions should remain free. Low-value merchant transactions should ideally remain free. Small businesses and micro-enterprises should receive exemptions or a very high threshold.
UPI is not merely another payment product. It is a piece of India’s digital public infrastructure. Its success has given India considerable global influence in real-time payments and has demonstrated how public infrastructure can create enormous private-sector innovation. Therefore, monetising UPI must be approached differently from monetising a conventional commercial platform.
The government has a legitimate responsibility to ensure that UPI remains financially sustainable. But sustainability should not come at the cost of affordability, inclusion and adoption.
A sensible middle path would be to impose charges, if absolutely necessary, only on high-value merchant transactions, while keeping everyday consumer payments and low-value transactions free. The system should also be transparent, predictable and subject to periodic review.
The real danger is not a small MDR today. The real danger is allowing a zero-cost, universal digital-payment infrastructure to gradually become an expensive utility. UPI succeeded because it removed friction from India’s payment system. Any future policy must ensure that the pursuit of revenue does not put that friction back.
India should certainly find a sustainable financial model for UPI. But the cost of sustaining Digital India should not be borne disproportionately by the very citizens and small businesses who helped build it.
The writer is the Founder and CEO of fintech startup FinCist.