ISIN Code of Borrowing Instrument	TRQTISB21317
Description of Borrowing Instrument	Bills
Maturity of Prescribed Borrowing Instrument	176 days
Issuance Amount of Borrowing Instrument	TL 500,000,000 (which might be increased to a nominal value of TL 750 million, in the event that the demand for the bills exceeded the public offering amount)

The article 3.3 related to the additional rate of return on the offering circular of Isbank’s bills with a maturity of 176 days, which was announced via PDP on 03.08.2012, has been certified by the Capital Markets Board and attached hereto.

“This is a translation of the original public disclosure in Turkish made by İşbank through the Public Disclosure Platform (www.kap.gov.tr), which is to be accepted as the main source of public disclosures. The original public disclosure in Turkish is the only definitive and official version. If there is any discrepancy between the Turkish public disclosure and the English translation of it, the Turkish public disclosure shall prevail. The translation is for informational purposes only and is provided by İşbank for convenience to non-Turkish speaking parties. However, İşbank cannot guarantee the accuracy, completeness or correctness of the translation. İşbank does not accept any liability whatsoever for any direct or consequential loss arising from any use of this translation due to any misleading information that may be found in the translation. Any person or entity who relies on information contained in the translation does so at his or her own risk.”