What's the Real Cost? A Complete Breakdown of Payment Gateway Integration in India for 2026

By WovLab Team | March 03, 2026 | 3 min read

Beyond the Listed Price: Unpacking All Hidden Payment Gateway Charges

When businesses start exploring the payment gateway integration cost in India, they often focus on the most visible number: the Transaction Discount Rate (TDR). While important, this is just the tip of the iceberg. The true cost is buried in a series of other fees—some obvious, some hidden—that can significantly impact your bottom line. Relying solely on the advertised TDR is a common mistake that leads to unexpected expenses and margin erosion. A savvy business owner must look deeper.

So, what are these hidden charges? First and foremost are chargeback fees. When a customer disputes a transaction and a refund is issued, gateways charge a non-refundable penalty, typically ranging from ₹300 to ₹550 per instance, regardless of the transaction amount. Then there are fees for cross-border transactions, which involve higher TDRs (often 3% +) and currency conversion fees. Some gateways also levy batch settlement fees for processing daily settlements to your account. Furthermore, be wary of contracts with minimum transaction volume penalties, where you are charged a fee for not meeting a specified monthly sales target. Finally, remember that all these fees are exclusive of GST. An 18% tax on every single charge—TDR, setup, maintenance, and penalties—adds up substantially over a year.

The most expensive part of a payment gateway isn't the fee you see; it's the fee you don't. Chargebacks, support costs, and currency conversion can easily double your perceived transaction cost if not properly accounted for.

Other potential costs include fees for premium technical support, charges for integrating specific payment methods like EMI, or costs associated with mandatory API version upgrades that require developer intervention. Understanding this complete cost structure is the first step toward making an informed decision.

Understanding the Core Fee Structure: TDR, Setup Fees, and AMC Explained

To accurately budget for payment gateway expenses, you must understand the three core components of its pricing model: The Transaction Discount Rate (TDR), Setup Fees, and Annual Maintenance Charges (AMC). These form the foundation of the payment gateway integration cost in India.

TDR (Transaction Discount Rate) is the most significant ongoing cost. It's a percentage fee charged by the gateway on every single transaction processed. This rate is not uniform; it varies significantly based on the payment mode used by the customer. For example, in 2026, you can expect rates such as:

• Domestic Credit & Debit Cards: 1.8% - 2.5% + GST
• Net Banking: 1.6% - 2.2% + GST
• UPI: Often zero for P2M transactions under a certain limit, but can be 0.3-0.5% for larger merchants.
• Wallets (Paytm, PhonePe, etc.): 1.5% - 2.1% + GST
• International Cards (Amex, etc.): 2.8% - 3.5% + GST, plus currency conversion fees.

Setup Fees are a one-time cost for creating your merchant account and getting it activated. In the highly competitive Indian market, most major players like Razorpay and PayU have waived setup fees for their standard, self-service plans to attract startups and SMEs. However, they may still apply for enterprise-level accounts that require custom features, dedicated support, or negotiated TDRs.

AMC (Annual Maintenance Charges) is a yearly fee to keep your account active. Similar to setup fees, AMCs have become increasingly rare for standard plans. You might encounter an AMC of ₹1,200 to ₹5,000, but it's often waived for the first year or for businesses that meet a certain transaction volume. Always clarify if and when an AMC will become applicable to your account.

Cost Comparison: How Razorpay, PayU, and CCAvenue Stack Up in India

Choosing a gateway provider is a critical decision. While dozens of options exist, three players consistently dominate the Indian market: Razorpay, PayU, and CCAvenue. Each has its own strengths and pricing philosophy, which caters to different business needs. A direct comparison reveals that the lowest TDR doesn't always mean the lowest overall cost, especially when features and settlement times are considered.

Here’s a comparative breakdown of their standard plans as of early 2026 to help you analyze the real cost of payment gateway integration in India: