Report of Independent Registered Public Accounting Firm

To the Board of Directors and Shareholders of Open Joint-Stock Company “Mobile TeleSystems”:

We have audited the accompanying consolidated statements of financial position of Mobile TeleSystems, a Russian Open Joint-Stock Company, and subsidiaries (the “Group”) as of December 31, 2010 and 2009, and the related consolidated statements of operations, changes in shareholders’ equity, and cash flows for each of the three years in the period ended December 31, 2010. These consolidated financial statements are the responsibility of the Group's management. Our responsibility is to express an opinion on these consolidated financial statements based on our audits.

We conducted our audits in accordance with the standards of the Public Company Accounting Oversight Board (United States). Those standards require that we plan and perform the audit to obtain reasonable assurance about whether the financial statements are free of material misstatement. An audit includes examining, on a test basis, evidence supporting the amounts and disclosures in the financial statements. An audit also includes assessing the accounting principles used and significant estimates made by management, as well as evaluating the overall financial statement presentation. We believe that our audits provide a reasonable basis for our opinion.

In our opinion, such consolidated financial statements present fairly, in all material respects, the consolidated financial position of the Group as of December 31, 2010 and 2009, and the consolidated results of its operations and its cash flows for each of the three years in the period ended December 31, 2010, in conformity with accounting principles generally accepted in the United States of America.

As discussed in Note 2 to the consolidated financial statements, during 2010 the Group acquired majority ownership interests in TS-Retail, Metro-Telecom and Sistema Telecom from Joint Stock Financial Corporation Sistema, the majority shareholder of the Group, and its subsidiaries resulting in a change in reporting entity. The transactions were accounted for as transactions under common control. Assets and liabilities were transferred at historical cost. The change in reporting entity was accounted for in a manner similar to a pooling of interests which has been reflected retrospectively from the first period presented herein.

We have also audited, in accordance with the standards of the Public Company Accounting Oversight Board (United States), the Group’s internal control over financial reporting as of December 31, 2010 based on the criteria established in Internal Control – Integrated Framework issued by the Committee of Sponsoring Organizations of the Treadway Commission and our report dated April 4, 2011 expressed an unqualified opinion on the Group’s internal control over financial reporting.

Moscow, Russia
April 4, 2011

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