Public Joint-Stock Company Mobile Telesystems
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Public Joint-Stock Company Mobile TeleSystems Financial Statements for 2017 and Independent Auditor’s Report (Translated from original in Russian – unofficial translation) UNOFFICIAL TRANSLATION INDEPENDENT AUDITOR'S REPORT To the Shareholders and the Board of Directors of Mobile TeleSystems Public Joint-Stock Company Opinion We have audited the accompanying financial statements of Mobile TeleSystems Public Joint-Stock Company (the “Company”), which comprise: Balance sheet as of 31 December 2017; Statement of financial results for 2017; Appendices to the balance sheet and statement of financial results: Statement of changes in equity for 2017; Statement of cash flows for 2017; Notes to the financial statements. In our opinion, the accompanying financial statements present fairly, in all material respects, the financial position of the Company as at 31 December 2017, and its financial performance and its cash flows for 2017 in accordance with Russian accounting and financial reporting standards (“RASs”). Basis for Opinion We conducted our audit in accordance with International Standards on Auditing (“ISAs”). Our responsibilities under those standards are further described in the Auditor’s Responsibilities for the Audit of the Financial Statements section of our report. We are independent of the Company in accordance with the International Ethics Standards Board for Accountants’ Code of Ethics for Professional Accountants (the “IESBA Code”) together with the ethical requirements that are relevant to our audit of the financial statements in the Russian Federation, and we have fulfilled our other ethical responsibilities in accordance with these requirements and the IESBA Code. We believe that the audit evidence we have obtained is sufficient and appropriate to provide a basis for our opinion. Key Audit Matters Key audit matters are those matters that, in our professional judgment, were of most significance in our audit of the financial statements of the current period. These matters were addressed in the context of our audit of the financial statements as a whole, and in forming our opinion thereon, and we do not provide a separate opinion on these matters. 2 UNOFFICIAL TRANSLATION Why the matter was determined to How the matter was addressed in the audit be a key audit matter Revenue recognition Our audit procedures to test revenue consisted of: 1. Analysis of the environment of information We considered this matter as a key technologies that ensure the functioning of audit matter in connection with the billing systems and other IT systems related to existence of significant risks associated accounting, including control procedures for with the accuracy and timeliness of monitoring of changes and segregation of revenue recognition, due to the users’ duties, and testing of these controls. complexity of information systems 2. Assessment of design and implementation, involved in the process of revenue testing of controls operating in the process of recognition, the risk of non-compliance revenue recognition, including: recording and of applied tariffs to approved and registration of phone calls, their duration, the published tariffs, as well as the provision of data transfer services and value correctness of accounting of tariff added services; authorization of changes in plans, incentive arrangements and tariff plans and input of this information into discounts in automated systems. automated billing systems; correctness of the application of incentive arrangements and See Note 2.11 “Revenue recognition” discounts; to the financial statements. 3. End–to–end testing of reconciliation of data on the duration and volume of telecommunication services received from the moment of their initial registration by switching equipment to billing systems and other IT systems and further to accounting records, including verification of significant manual adjustments made when transferring data from billing systems and other IT systems to the General Ledger; 4. Test calls and checking the correctness of the fact of connections, their duration and correctness of tariff plan applied; 5. Analysis of incentive arrangements and discounts for their correct accounting and its compliance with the accounting policy of the Company; 6. Sample based verification of the information on active tariffs entered in the billing systems to the approved tariff orders and published tariff plans. We have also reviewed the Company's accounting policy with respect to recognition of revenue from the provision of services to subscribers and insured that the existing policy is appropriate for new types of operations and applied correctly. 2а UNOFFICIAL TRANSLATION Why the matter was determined How the matter was addressed in the audit to be a key audit matter IT systems and controls We conducted detailed step-by-step walkthroughs We considered this matter as a key to get an understanding of IT systems and key audit matter due to the fact that IT business processes which are relevant for financial systems and controls operate as critical statements preparation to evaluate controls elements of the Company's structure, changes in controls in comparison to the infrastructure, because possible previous year, and the risks of material deficiencies in their work and the risks misstatement of the financial statements of information distortion in the systems associated with IT systems and key business may have a significant negative impact processes. We tested the controls to obtain audit on the Company’s results and the evidence about their operating effectiveness during process of financial statements the reporting period. preparation. As a result, a significant portion of our efforts was spent to test the implementation of controls at the level of key departments of the Company, including the shared service center. Valuation of non-traded We have obtained an understanding of the investments Company's valuation methodology, procedures and We considered this matter as a key controls related to the valuation and calculation of audit matter due to the significance of financial investments impairment losses for which non-traded financial investments for current market value is not determined. the Company’s financial statements, We have conducted audit substantive procedures in and also due to the fact that the respect of certain financial investments on a recognition of impairment and sample basis. Our procedures, depending on the calculation of its magnitude requires circumstances, involved the review of the complex and subjective judgment and management approach to determine an estimated estimates. value of financial investments and the data used to determine this value, as well as performance of See Note 6 “Investments” to the independent estimated value calculation or financial statements. estimation of the range of possible values of financial investments. We also reviewed the completeness and assessed the consistency of the disclosures in the financial statements with the applicable accounting standards. The investigation in respect of We obtained an understanding of the Company’s discontinued operations in procedures and controls related to the Uzbekistan identification, measurement and disclosure of As disclosed in Note 28 to the financial provisions and contingent obligations, as well as statements “Contingent liabilities” performed testing of such controls. starting from March 2014 the U.S. We analyzed the Company’s conclusions in relation Securities and Exchange Commission to valuation of provisions and contingent liabilities and U.S. Department of Justice are through interaction with the external lawyers of the investigating the Company’s former Company. subsidiary operations in Uzbekistan. We reviewed the presentation of the relevant The management of the Company information in the notes to the financial cannot predict the outcome of the statements. investigation and assess the possibility of the magnitude of the fine that may be significant. We considered this matter as a key audit matter, as management applies a high level of judgement in deciding whether to assess and disclose reserves and contingent liabilities. 2b UNOFFICIAL TRANSLATION Other Information Management is responsible for the other information. The other information comprises the information included in the annual report and quarterly Report, but does not include the financial statements and our auditor’s report thereon. Our opinion on the financial statements does not cover the other information and we do not express any form of assurance conclusion thereon. In connection with our audit of the financial statements, our responsibility is to read the other information and, in doing so, consider whether the other information is materially inconsistent with the financial statements or our knowledge obtained in the audit or otherwise appears to be materially misstated. If, based on the work we have performed, we conclude that there is a material misstatement of this other information, we are required to report that fact. We have nothing to report in this regard. When we read the annual report and quarterly Report, if we conclude that there is a material misstatement therein, we are required to communicate the matter to those charged with governance. Responsibilities of Management and Those Charged with Governance for the Financial Statements Management is responsible for the preparation and fair presentation of the financial statements in accordance with RASs, and for such internal control as