Merchants to now pay fees on UPI transactions above Rs 2,000 from Oct 15

 The MDR will be effective from October 15, 2026. . This timeline gives acquiring banks, payment aggregators, fintech applications, and corporate accounting platforms adequate lead time to update their software engines and billing systems. The MDR will be effective from October 15, 2026. . This timeline gives acquiring banks, payment aggregators, fintech applications, and corporate accounting platforms adequate lead time to update their software engines and billing systems.