I want to reduce payment processing failures caused by IBANs that do not match the expected country structure.

This feature helps reduce payment processing failures by validating that an entered IBAN matches the expected structure for its country. It catches common formatting and length issues early so incorrect IBANs can be corrected before submission.

This feature is designed to prevent avoidable payment failures by checking whether an IBAN conforms to the expected country-specific structure. When a user enters an IBAN, the system validates key structural elements such as the country code and the required length for that country. It also verifies that the IBAN format matches the standard character rules (for example, expected alphanumeric positions) to identify common entry mistakes. If the IBAN does not match the expected country structure, the user receives clear feedback that the value appears invalid for the selected or detected country. This enables users to correct errors before the payment is initiated, reducing downstream rejections and operational follow-ups. The feature is useful in checkout, payout setup, supplier onboarding, and any workflow where bank details are captured. It supports more reliable payment execution by improving data quality at the point of entry. It can also help support teams by reducing the volume of failed-payment investigations caused by mistyped bank account details. Overall, it improves completion rates and user confidence by ensuring IBANs meet country structure expectations upfront.