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Payment Systems
The Draft Retrieval Not Required Before Chargeback codes defined for Visa and Mastercard are listed below, so you can see which disputes can go straight to chargeback.
Chargeback
The MasterCard and Visa chargeback reason codes that always, sometimes or never require a draft retrieval before a chargeback, with their descriptions. Includes Visa codes such as 60, 75, 79 and 81 and MasterCard codes 4801 and 4802.
Online & Authorization
TLV is a data storage method used to speed up the parsing of data. For example, reading data from a card's chip at a POS and carrying it through authorization uses the TLV structure.
ISO 8583
F54 - ADDITIONAL AMOUNTS is the additional amount field used in transactions. It can take different values depending on the transaction, such as carrying account balance information for balance inquiries.
Credit Card
The '12 - Invalid Transaction' error is usually returned when the issuer declines the transaction. It typically occurs when the same card is tried repeatedly at the same merchant for the same amount in quick succession.
Merchant & POS
TR QR Code refers to QR code information created according to the regulation on generating and using the TR QR code in payment services, which can be used in payments under Law No. 6493.
E-commerce
Amazon PayCode is a payment option that lets customers pay for Amazon orders in cash: after checkout they receive a code and pay at a participating Western Union agent location.
ISO 8583
We covered the ISO 8583 basics in an earlier article. This post explains the ISO 8583 message structure in detail: every ISO 8583 message consists of three main parts - the MTI (Message Type Indicator), the Bitmap, and the Data Elements.
ATM
Although we can now carry out almost all branch transactions at an ATM, for most of us an ATM is still just a machine for depositing and withdrawing cash. Today, without a card, we can use our phones to deposit and withdraw cash via QR code.
Merchant & POS
A POS is a functional device with its own dedicated software, customized to the authorization system of the bank it is connected to, that accepts credit or debit cards. The POS and the authorization system communicate using the ISO 8583 standard.
Online & Authorization
A reference guide to authorization response codes seen on POS and ATM transactions, with plain-language explanations of what each code means and what to do about it.
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.