Chris John

Expert

Published on: Sep 16, 2026

Unified Payments Interface (UPI)

NEFT, RTGS, and IMPS were popular payment systems in India for online fund transfers until the introduction of the Unified Payments Interface (UPI) in 2016. UPI is an integrated payment system that allows users to link any bank account to their smartphone application, facilitating fund transfers and online payments without needing an IFSC code or an account number. Since its introduction, UPI has become the most preferred form of digital payment in the country. With compatibility across most banks and digital wallets, UPI offers an affordable payment platform, promoting financial inclusion and payment convenience. This article delves into Unified Payments Interface (UPI).

Overview

Unified Payments Interface is a leading payment system granting users access to any of their bank accounts through their smartphone. UPI users can conduct fund transfers without providing an account number or IFSC code. The system supports real-time payments, with funds transferred and credited instantaneously. Additionally, users can make 'collect' requests using a Virtual Payment Address (VPA), simplifying transactions.

Advantages

Unified Payments Interface, developed by the National Payments Corporation of India (NPCI) and regulated by the Reserve Bank of India, offers a popular digital payments platform. Its interface is compatible with numerous banks, payment applications, and digital wallets nationwide. UPI is integrated into various new payment applications and social media platforms, facilitating faster and hassle-free fund transfers compared to other payment platforms. The main advantage is eliminating the cumbersome process of entering bank details, allowing money transfers using a simple Virtual Payment Address.

National Payments Corporation of India

The National Payments Corporation of India (NPCI) is an organization managing all retail payment systems in the country. Formed under the supervision of the Reserve Bank of India and the Indian Banks’ Association (IBA), the NPCI introduced the Retail Payment Systems to standardize various payment systems. UPI aims to create an interface compatible with most banks and digital wallets, offering an affordable payment platform promoting financial inclusion and convenience.

Features

Unified Payment Interface offers a range of services, allowing users to:

  1. Instantly send and receive funds.
  2. Request funds.
  3. Make merchant payments via QR code scan with Bharat Interface for Money (BHIM).
  4. Pay for online cab services.
  5. Settle utility and communication bills.
  6. Conduct merchant transactions like booking movie tickets and purchasing groceries through applications.

Transaction Limits

Although UPI is flexible, specific transaction limits apply daily. Most top banks in India set the transaction limit at INR 1 Lakh per transaction and day. However, individual banks may restrict transactions over INR 10,000 each. Banks like ICICI, SBI, HDFC, and PNB allow transactions up to INR 1 Lakh per transfer. For BHIM UPI, the cap is INR 10,000 per transaction and INR 20,000 daily. Learn more about ITR forms and their implications around UPI transactions.

UPI is the easiest and fastest payment solution, enabling direct transfers sans the need for account or IFSC codes, thanks to partnerships with over 40 banks countrywide. Explore more about bank registration processes for comprehensive insights.

Registering on the UPI App

Follow these steps to register a bank's UPI app:

Step 1: Download the UPI application from the App Store or the bank's website. For instance, ICICI Bank has the iMobile UPI app. The registration process remains consistent across banks.

Step 2: After downloading the app, create a profile by entering required details like Name, Virtual ID (Virtual Payment Address), password, and account details.

Step 3: Options like Add/Link/Manage Bank Accounts allow users to link their bank accounts to the newly created virtual ID.

Step 4: Set up an M-PIN by following these steps:

  • Select the bank account to pay using UPI and the Mobile Banking Registration/Generate MPIN.
  • Tap the Generate MPIN icon to receive an OTP from the bank to the user's registered mobile number.
  • Verify by submitting the last six digits of the debit card number and the expiration date.
  • Enter the OTP and choose an MPIN before submitting.
  • A confirmation text for the new MPIN will be received.

Discover more on processes similar to proprietorship registration for better clarity.

Receiving Payments through UPI

Below steps guide users on accepting or rejecting UPI payment requests:

Sending a Request

  1. Log into the bank's UPI application.
  2. Tap on 'collect money' to request payment.
  3. Enter the recipient's Virtual ID or VPA along with the amount.
  4. Select the receiving account.
  5. Review payment details for accuracy and confirm.
  6. A money request notification will be sent to the payer, who can then accept or decline.
  7. Upon acceptance, the payer enters their MPIN to authorize the transaction.
  8. If successful, both parties receive a notification indicating a successful transaction.

Banks Offering UPI Facility

Several banks offer UPI payments through their accounts, including:

  • Axis Bank
  • ICICI Bank
  • YES Bank
  • Federal Bank
  • Andhra Bank
  • Bank of Maharashtra
  • Catholic Syrian Bank
  • Vijaya Bank
  • Canara Bank
  • Oriental Bank of Commerce
  • DCB Bank
  • Karnataka Bank
  • Union Bank of India
  • UCO Bank
  • Punjab National Bank
  • South Indian Bank

Explore how governmental schemes like Pradhan Mantri Kisan Samman Nidhi Yojana integrate with digital payments.

For insights into trademark management, consider trademark infringement processes in evolving digital landscapes.

Back to Learn

Frequently Asked Questions

Common questions about Unified Payments Interface UPI.

Unified Payments Interface (UPI) is an integrated payment system that allows users to link their bank accounts to a smartphone application and perform financial transactions without the need to provide account numbers or IFSC codes. It facilitates real-time fund transfers and payments through a simple virtual address called a Virtual Payment Address (VPA).
UPI works by allowing users to link their bank accounts to a UPI app on their smartphone. They can then use a Virtual Payment Address (VPA) to send or receive money instantly, without sharing sensitive bank details. Transactions are authenticated using a secure UPI PIN, making the process convenient and secure.
Some key advantages of UPI include the elimination of entering bank account details for transactions, compatibility with multiple banks and digital wallets, real-time fund transfers, and the ability to make payments through QR codes or collect requests. It offers a user-friendly and affordable platform for financial inclusion.
Yes, UPI has certain transaction limits for security purposes. Most banks allow up to ₹1 lakh per transaction and around 20 transactions per day. However, limits may vary across banks, so it's advisable to check with your bank for the latest limits.
To register for a UPI app, you need to download the app from your bank's website or app store, create a profile with your details, link your bank account, and set up a UPI PIN for authentication. The process is generally straightforward and guided within the app.
Yes, UPI can be used for merchant payments and online purchases. Many e-commerce platforms and merchants now accept UPI as a payment option, allowing you to make payments through QR code scanning or by entering the merchant's VPA.
UPI is designed to be a secure payment system, with transactions authenticated using a UPI PIN and encrypted data transfer. It is regulated by the Reserve Bank of India and follows strict security guidelines to protect user data and prevent fraud.
UPI is an interoperable platform, which means you can use it to send or receive money from accounts in different banks that offer UPI services. However, both parties need to have a UPI-enabled account and app for the transactions to work seamlessly.
If you forget your UPI PIN, you can reset it through your bank's UPI app or by contacting your bank's customer service. The process may involve verifying your identity and setting up a new PIN for secure access.
Currently, UPI is primarily designed for domestic transactions within India. However, some banks may offer services to facilitate international money transfers using UPI in the future, subject to regulatory approvals and guidelines.