Skip to content

Search

"transaction limits"

226 articles found

Illustration explaining how post-purchase installment conversion works for credit card payments

Credit Card

What Is Post-Purchase Installment Conversion?

Post-purchase installment conversion lets credit card purchases and cash withdrawals be split into installments afterward for a fee. See the rules and limits banks apply.

Illustration representing Visa card types used in payment processing

Payment Systems

What is the Card Type Information Used in the Visa System?

Card type information is used in card schemes such as MasterCard, Visa, and TROY. The card types and card type codes used in the Visa system include Credit, Prepaid, Debit, Deferred Debit, and Charge Card.

Diagram showing the pre-authorization closing process flow on a POS terminal

Merchant & POS

What Is Pre-Authorization Closing?

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.

Table of credit card authorization response codes

Credit Card

What are Credit Card Status Codes in Authorization?

Cases where authorization approval is declined have always puzzled cardholders. Whenever the response code requires contacting the issuing bank (usually for declined transactions), the date, amount, and response code of the failed transaction become very important.

Illustration representing an online mail order payment made with a debit card

Debit Card

Can Mail Order transactions be done with debit cards?

Debit cards and prepaid cards are generally closed to Mail Order transactions. The same usually applies to Non-3D (non-3D Secure) online transactions, which banks keep disabled by default to limit fraud risk.

Conceptual illustration of AI agents engaging in online commerce and payments

Agentic Commerce

Agentic Commerce Series – Part 1

The next customer on the internet may not be human. If AI agents become part of purchasing decisions, the rules of e-commerce, marketing, and payment systems could change.

Diagram of a first credential-on-file transaction using stored card data

Security

What is the First Credential-On-File transaction?

The first transaction made after a customer's card data is stored with a merchant is called the First Credential-On-File transaction. BKM expects it to be flagged with the value "C" in switch message field DE48.PDS86, and BRSA draft rules govern how card data may be stored.

Contactless card payment at a POS terminal, illustrating the increased PIN-free transaction limit of 2,500 TL

Payment Systems

PIN-Free Contactless Payment Limit Rises to 2,500 TL

An official BRSA letter to banks announced an update to the PIN-free contactless payment limit. From January 15, 2026, contactless payments of up to 2,500 TL can be made without entering a PIN, up from the current 1,500 TL.