1. Banking Regulation and Supervision Agency (BRSA): http://www.bddk.org.tr
2. Regulation on Support Services Procurement of Banks (2011)
3. Law no. 6493 on Payment And Securities Settlement Systems, Payment Services And Electronic Money Institutions (2013)
4. Banking Law no. 5411 (2005)
5. Payment Services Directive (PSD), Directive 2007/64/EC (2007)