India’s most-used digital payment platform, UPI, experienced 4 outages between March 26 and April 12, affecting crores of users. The issue was mainly due to excessive backend API requests, like frequent balance checks and transaction status updates.
The National Payments Corporation of India (NPCI) has announced backend technical changes for all UPI apps. Starting August 1, banks and payment service providers (PSPs) must follow new limits on the use of key APIs.
Users can now check their bank balance only 50 times per UPI app per day.
You can view which accounts are linked to your UPI only 25 times per day per app.
Autopay mandates (for SIPs, subscriptions, etc.) will be processed only during non-peak hours—before 10 AM, 1–5 PM, and after 9:30 PM.
Banks can send a maximum of 3 status checks per transaction within 2 hours, with at least 90 seconds between each.
Banks must now show updated balances in all transaction notifications to reduce the need for separate balance checks.
UPI processes around 18 billion transactions a month, and with usage rising, the system has struggled to handle the load. For example, when UPI goes down even for a minute, around 4 lakh people are affected. The new API limits are designed to reduce unnecessary system traffic and avoid future breakdowns.
Most users won’t notice the changes—unless they regularly check their balance or use autopay features. The 50-check daily cap might get used up quickly on apps that do internal balance checks. But thanks to the new rule that balance updates must be shown after every transaction, users may not need to check manually as often.
Autopay mandates will still be created normally, but they’ll only go through during non-peak hours. For EMIs or subscriptions, this may mean slight timing changes but not missed payments.
Read More: UPI Transactions Hit All-Time High of ₹25.14 Lakh Crore in May 2025!
NPCI has made it clear that banks and PSPs must follow these rules. Non-compliance could lead to penalties, a ban on onboarding new users, or restricted access to UPI APIs. All payment apps must confirm compliance by August 31.
As UPI usage continues to soar, these new API restrictions aim to prevent future disruptions and ensure smooth functioning for over 40 crore users. While users may see small changes in how often they can check balances or when payments go through, the goal is to create a more reliable and resilient UPI ecosystem.
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Published on: Jun 9, 2025, 11:25 AM IST
Kusum Kumari
Kusum Kumari is a Content Writer with 4 years of experience in simplifying financial market concepts. Currently crafting insightful content at Angel One, She specialise in breaking down complex topics into easy-to-understand pieces, blending expertise in market fundamentals and technical analysis.
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