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Payment Systems
Contactless payment has greatly improved the user experience, yet its fixed transaction limit is a common complaint. Can this limit be managed dynamically per customer? This post covers the current situation, technical and regulatory requirements and the outlook.
Credit Card
A co-badge card is issued under two or more payment schemes (Mastercard, Troy, Diners Club, Discover, etc.). If a bank's product supports multiple schemes, customers can request a card carrying two or more payment brands.
ATM
Cash overage and cash shortage are terms used in any system that operates with a cash account. A cash overage means more money is physically present than the ledger indicates; a cash shortage means less. In payment systems, these terms are most often used for ATMs.
Payment Systems
Below is information on the products found in the Visa and MasterCard systems and their associated product codes, listed under Product ID (cardProductId).
Merchant & POS
MCC stands for Merchant Category Code: a 4-digit code used to classify merchants by business type. Codes differ slightly between Mastercard, Visa, and BKM.
Merchant & POS
The floor limit is the value held on the POS that determines the maximum amount for which an offline transaction can be approved. It is managed per terminal and can be updated at any time through the POS parameter management system.
Laws & Regulations
Under Article 13 of Law No. 6493, payment services can be provided by banks, electronic money institutions, payment institutions and PTT. Anyone else is prohibited from offering them.
Payment Systems
BKM, short for Interbank Card Center, is a legal entity established in 1990 with contributions from 13 public and private Turkish banks to provide clearing and settlement for cards.
Payment Institutions & E-Money
The new regulation on payment services and e-money issuance, published on 1 December 2021, repealed the 2014 regulation on payment institutions and e-money institutions and the related information systems communiqué. This post summarizes the change and the Article 33 equity requirement.
Merchant & POS
CAT (Cardholder Activated Terminal) devices are typically unattended terminals that accept various payment cards. These terminals are frequently installed at railway ticket stations, gas stations, toll roads, parking lots, and other commercial locations.
Merchant & POS
Partial authorization lets an issuer approve part of the requested amount when the card lacks the full balance, with the rest paid another way. This post covers the technical, receipt, clearing, reconciliation, merchant and certification requirements for acquirers.
Merchant & POS
Pre-authorization closing turns a pre-authorized transaction into a financial one, posting it to the merchant and cardholder accounts. See how amounts and available limit are affected.