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Credit Card
KKB was established, under banking law, to enable the exchange of all kinds of information and documents among at least five banks, and it also shares credit information about customers. The Credit Bureau of Turkey also serves deposit banks, participation banks, financial institutions, and more.
Merchant & POS
The Combined Warning List (BUL) lists card numbers the issuer wants blocked (lost, stolen, counterfeit, etc.), which acquiring merchants check within certain limits, at their own risk, when online authorization cannot be obtained.
ISO 8583
F32 - ACQUIRING INSTITUTION IDENTIFICATION CODE: the 11-digit acquirer bank ID. The values it can take for domestic transactions and by card brand include Visa, MasterCard, UnionPay, Discover and JCB formats.
Merchant & POS
To accept a card brand such as Mastercard or Visa, a POS must be certified for that brand. Which brands a POS accepts is the bank's decision.
Payment Systems
Takasbank (Istanbul Settlement and Custody Bank) exists to increase the competitiveness of Turkey's markets by providing clearing and custody services, financial services, and other economic activities under the relevant legislation.
Clearing
DE03/Reimbursement Attribute carries the Reimbursement Value of a transaction. BKM uses this information as the basis for calculating interchange fees and charges between member banks.
Credit Card
KKB (Credit Registration Bureau) is a private company established in 1995 under Banking Law No. 5411 with nine bank shareholders, sharing credit information among member institutions.
Credit Card
Limit Control System (LKS): A system provided by KKB (Credit Bureau of Turkey) that allows customers' limit details to be checked in real time. It provides member banks (or institutions) with information sharing on consumers' credit card limits. Under the regulation by the BRSA...
Payment Systems
As FAST usage keeps growing, new CBRT regulations are accelerating it further. Payment and e-money institutions will join FAST directly in 2023, and FAST Merchant Payments using the TR-QR Code will go live in the first quarter of 2023.
Chargeback
TRIP (Turkey's Communication Platform) is a central platform developed by BKM to fight fraud, bringing together Case Filing, Issuer and Acquirer Chargeback operations (Pre-Arbitration, Pre-Compliance, Arbitration, Compliance), and ATM deposit/payment dispute operations.
Chargeback
A chargeback is the refund of an amount paid by credit card to the cardholder's card when the purchased goods or services were not received, or when a transaction was not actually carried out by the cardholder.
Merchant & POS
UnionPay International (UPI) is a China UnionPay subsidiary founded in November 2012. Together with more than 1,000 institutions worldwide, UPI provides international card acceptance in 160 countries and card issuance in more than 40 countries and regions.