Other post-retirement benefits RETIREMENT BENEFITS OBLIGATION continued b. Pension benefit costs provisions continued

PERUSAHAAN PERSEROAN PERSERO PT TELEKOMUNIKASI INDONESIA Tbk AND SUBSIDIARIES NOTES TO THE CONSOLIDATED FINANCIAL STATEMENTS AS OF JUNE 30, 2013 UNAUDITED AND FOR SIX MONTHS PERIOD ENDED WITH COMPARATIVE FIGURES AS OF DECEMBER 31, 2012 AUDITED AND FOR SIX MONTHS PERIOD ENDED JUNE 30, 2012 UNAUDITED Figures in tables are presented in billions of Rupiah, unless otherwise stated 89

36. POST-RETIREMENT HEALTH CARE BENEFITS continued

The expected return is determined based on market expectation for returns over the entire life of the obligation by considering the portfolio mix of the plan assets. The actual return on plan assets was Rp347 billion and Rp896 billion for six months period ended June 30, 2013 and the years ended December 31, 2012, respectively. The components of net periodic post-retirement health care benefits cost are as follows: Juni 30, December 31, 2013 2012 Service costs 35 56 Interest costs 407 755 Expected return on plan assets 372 720 Recognized actuarial losses 118 - Net periodic post-retirement benefits costs 188 91 Amounts charged to subsidiaries under contractual agreements 1 1 Total net periodic post-retirement health care benefits costs less amounts charged to subsidiaries Note 27 187 90 The movements of the projected post-retirement health care benefits costs provisions for six months period ended June 30, 2013 and the years ended December 31, 2012, are as follows: Juni 30, December 31, 2013 2012 Projected post-retirement health care benefits costs provisions at beginning of year 679 888 Net periodic post-retirement health care benefits costs less amounts charged to subsidiaries Note 27 187 90 Amounts charged to subsidiaries under contractual agreements 1 1 Employer s contributions 181 300 Projected post-retirement health care benefits costs provisions at end of period 686 679 The actuarial valuation for the post-retirement health care benefits was performed based on the measurement date as of December 31, 2012 and 2011, with reports dated February 28, 2013 and March 7, 2012, respectively, by TWP, an independent actuary in association with TW. The principal actuarial assumptions used by the independent actuary as of December 31, 2012 and 2011 are as follows: December 31, December 31, 2012 2011 Discount rate 6.25 7.25 Expected long-term return on plan assets 7.50 8.00 Health care costs trend rate assumed for next year 7 7 Ultimate health care costs trend rate 7 7 Year that the rate reaches the ultimate trend rate 2013 2012 PERUSAHAAN PERSEROAN PERSERO PT TELEKOMUNIKASI INDONESIA Tbk AND SUBSIDIARIES NOTES TO THE CONSOLIDATED FINANCIAL STATEMENTS AS OF JUNE 30, 2013 UNAUDITED AND FOR SIX MONTHS PERIOD ENDED WITH COMPARATIVE FIGURES AS OF DECEMBER 31, 2012 AUDITED AND FOR SIX MONTHS PERIOD ENDED JUNE 30, 2012 UNAUDITED Figures in tables are presented in billions of Rupiah, unless otherwise stated 90

37. RELATED PARTY TRANSACTIONS

In the normal course of its business, the Company and subsidiaries entered into transactions with related parties. It is the Companys policy that the pricing of these transactions be the same as those of arm s-length transactions.

a. Nature of relationships and accountstransactions with related parties

Details of the nature of relationships and transactionsaccounts with significant related parties are as follows: Nature of relationships Related parties with related parties Nature of transactionsaccounts The Government: Majority stockholder Finance costs and investment on Minister of Finance financial instruments State-owned enterprises Entity under common control Operation expenses, purchase of property and equipment, construction and installation services, insurance expense, finance costs, finance income, investment on financial instruments Indosat Entity under common control Interconnection revenues, interconnection expenses, telecommunications facilities usage, operating and maintenance cost, leased lines revenue, satellite transponders usage revenues, usage of data communication network system expenses and lease revenues PT Aplikanusa Lintasarta Entity under common control Network revenues, usage of data Lintasarta communication network system expenses and leased lines expenses Indosat Mega Media Entity under common control Network revenues PT Sistelindo Mitralintas Entity under common control Network revenues CSM Associated company Satellite transponders usage revenues, leased lines revenues, transmission lease expenses Patrakom Associated company Satellite transponders usage revenues, leased lines revenues, transmission lease expenses PSN Associated company Satellite transponders usage revenues, leased lines revenues, transmission lease expenses, interconnection revenues and interconnection expense PT Industri Telekomunikasi Entity under common control Purchase of property and equipment Indonesia INTI PT Asuransi Jasa Indonesia Entity under common control Insurance of property and equipment Jasindo PT Jaminan Sosial Tenaga Kerja Entity under common control Insurance expenses for employees Jamsostek PT Perusahaan Listrik Negara Entity under common control Electricity expenses Persero PLN PT Pos Indonesia Entity under common control Cost of SIM cards State-owned banks Entity under common control Finance income and finance costs BNI Entity under common control Finance income and finance costs