Basel regulations and a study on the capital adequacy ratio in the Turkish banking sector

It is a financial system that is trying to survive as a result of crises and shocks experienced in a globalized and continuously evolving world order. It is very important in terms of the financial system that the banks, which are the most important elements of this financial system, survive the crises. The minimizing the damages that banks have experienced, means protecting them in the financial sector. Thereby, BASEL Committee which established by G10 countries and BASEL Regulatory which developed and prepared by this Committee have submitted regulations as a recommendation to getting strong with regards to shareholder's equity and risk management of the banks. BASEL Regulatory has prepared and released to the public on 1988 firstly. And today it still maintains its reliability and applicability by constantly changing and developing. In our thesis, we have elaborated on BASEL I, BASEL II and BASEL III regulations with their details; but, due to there is limited resources with regard to BASEL IV regulations, a summary of the new regulation could not established. Furthermore, the course of the Capital Adequacy Ratios, the basis of the BASEL regulations, was examined in the Turkish banking sector and a detailed situation analysis was conducted for the 18 selected banks. The aim of this study is to provide a guideline for elaboration of the BASEL regulations and the effects on the capital adequacy of the Turkish banking sector. Keywords: BASEL I, BASEL II, BASEL III, BASEL IV, Capital Adequacy Ratio (CAR), BASEL Committee