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Diagram illustrating the payment systems framework overseen by the Central Bank of the Republic of Turkey

Laws & Regulations

What are payment systems according to the CBRT?

Payment systems are the instruments, processes and rules that enable the transfer of funds or securities between participants. This post explains the conditions a structure must meet to qualify as a payment system and the Turkish regulations that govern them.

Illustration of a closed-loop payment ecosystem growing through loyalty, data, and new services

Closed-Loop Payments

Why Do Closed-Loop Payment Systems Want to Grow? | Series #6

Why does a coffee chain build its own loyalty program, and why does a payment app keep adding services? This post looks at how loyalty, data, and new services drive the growth of closed-loop payment systems, and at the financial layers behind that growth.

Payment systems in Türkiye overview

Payment Systems

What Are the Payment Systems in Türkiye?

When we hear “payment systems”, card transactions at POS terminals or ATMs usually come to mind. Let's look together at the payment systems recognized by the Central Bank.

Central Bank of the Republic of Turkey and BKM logos

Payment System Institutions

Central Bank Becomes a Partner of BKM

According to the CBRT's official website, the Central Bank of the Republic of Turkey has become the controlling shareholder of the Interbank Card Center (BKM), using the authority granted by Law No. 7192.

Illustration of the transfer of payment regulation powers from the BRSA to the CBRT in Turkey's fintech ecosystem

Laws & Regulations

Some Powers of the BRSA Transferred to the CBRT

Turkey is rapidly implementing the items in the 11th Development Plan for a fintech ecosystem with equal opportunity. Under the approved law amendment, some BRSA powers over payment services and e-money companies were transferred to the CBRT, making it the single authority in payments.

Exterior of the Takasbank headquarters building

Payment Systems

What is Takasbank?

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.

Table listing ISO 4217 currency codes, numeric codes, and minor units for countries worldwide

ATM

What is ISO 4217?

ISO 4217, also known as the currency code standard, defines the three-letter abbreviations assigned to currencies. The ISO 4217 code list is used extensively in banking and business. In some countries, exchange offices rely on these codes alone.

Diagram of a partial authorization where an issuer approves only part of the requested amount

Merchant & POS

What Are the Partial Authorization Requirements for an Acquirer Bank?

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.

Open banking illustration representing payment services data sharing APIs between financial institutions and third-party providers

Payment Systems

Guide on Data Sharing Services in Payment Services Published

Open banking opens financial data, under the regulations and with the customer's explicit consent, to third-party service providers through standard APIs. The CBRT has published a guide on payment initiation and account information services, covering licensing and technical certification.