September 15, 2010 17:00

September 14, 2010 Dated Regulatory Disclosure - Explanation Regarding The Tax Examination

Published under Investor Relations, About TT > Press Bulletin

The Tax Audit Reports for the years 2005, 2006, 2007 and 2008 notified to our Company on 13.09.2010 provide for a tax assessment in addition to tax cancellation and tax return, for following reasons:

• In 2005 and 2006, in some periods, tax overpayment and in some other periods tax underpayment was calculated, declared and paid.

• In 2005, 2006, 2007 and 2008 the VAT that had to be calculated and declared in the capacity of limited liability tax payer was under declared.

• In 2006, 2007 and 2008 VAT deductions were made more than the required amount.

Taking the tax to be cancelled into account, the tax amount is foreseen to be approx. TL 61 million. Out of this amount, approx. TL 47.5 million will be assessed, and at the same time, will be considered as the VAT to be deducted.

The tax loss penalty calculated in relation to the assessed tax amount is approx. TL 343 million.

Türk Telekom will seek all the legal remedies including the reconciliation.