ESTIMATED LIABILITY FOR EMPLOYEE BENEFITS continued ESTIMATED LIABILITY FOR EMPLOYEE BENEFITS continued

PT INDOCEMENT TUNGGAL PRAKARSA Tbk. AND SUBSIDIARIES NOTES TO THE CONSOLIDATED FINANCIAL STATEMENTS Three months ended March 31, 2007 and 2006 Expressed in rupiah, unless otherwise stated 42

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The Company and Subsidiaries have appointed PT Mercer Indonesia, an independent actuary, to calculate the expected obligation for post-employment, severance, gratuity and compensation benefits of its qualified permanent employees. The actuarial valuation was determined using the “Projected Unit Credit” method which considered the following assumptions: Company Subsidiaries Discount rate 11 in 2007 and 2006 11 in 2007 and 2006 Wage and salary increase 9 in 2007 and 2006 9 in 2007 and 2006 Retirement age 55 years 55 years Average employee turnover 1 for employees with ages from 2 - 5 for employees with 20 years old up to 54 years old ages from 20 years old, 0 at age 45 Table of mortality Commissioners Standard Commissioners Standard Ordinary 1980 CSO ’80 Ordinary 1980 CSO ’80 Disability 10 of the mortality rate 10 at the mortality rate The provisions for employee benefits recognized in the consolidated statements of income consisted of the following: 2007 2006 Current service costs 2,566,188,750 1,751,882,585 Interest costs 4,575,429,750 4,072,207,250 Actuarial loss recognized 328,842,000 17,788,500 Amortization of past service costs 1,986,122,750 1,986,122,750 Total employee benefits expense 9,456,583,250 7,828,001,085 A reconciliation of estimated liability for employee benefits is as follows: 2007 2006 Present value of defined benefit obligation 174,565,782,879 155,769,296,747 Unamortized balance of non-vested past service costs 84,777,749,250 92,784,514,250 Actuarial loss 32,027,103,082 13,720,014,688 Liability recognized in the consolidated balance sheets 57,760,930,547 49,264,767,809 PT INDOCEMENT TUNGGAL PRAKARSA Tbk. AND SUBSIDIARIES NOTES TO THE CONSOLIDATED FINANCIAL STATEMENTS Three months ended March 31, 2007 and 2006 Expressed in rupiah, unless otherwise stated 43

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a. Retirement Benefits continued Movements in the estimated liability for employee benefits are as follows: 2007 2006 Balance at beginning of period 54,187,223,918 47,867,513,812 Provision during the period 9,456,583,250 7,828,001,085 Payments during the period 5,882,876,621 6,430,747,088 Balance at end of period recorded as “Non-current Liabilities - Estimated Liability for Employee Benefits” account in the consolidated balance sheets 57,760,930,547 49,264,767,809 Non-vested past service costs are amortized over the average remaining years of service of active employees, which range from 11 - 15 years in 2007 and from 12.19 - 16.02 years in 2006. b. Post-retirement Healthcare Benefits Effective March 2005, the Company started to provide post-retirement healthcare benefits the “Plan” to all of its qualified permanent employees. The plan is not funded. The Company has appointed PT Watson Wyatt Purbajaga, an independent actuary, to calculate the expected obligations for the post-retirement healthcare benefits. The actuarial valuation was determined using the “Projected Unit Credit” method which considered the following assumptions: Discount rate 11 in 2007 and 2006 Claim cost trend 8 in 2007 and 9 in 2006 Retirement age 55 Mortality rate CSO ’80 Disability rate 10 of mortality rate Average employee turnover 1 for employees with ages from 20 years old up to 54 years old The provision for post-retirement healthcare benefits recognized in the consolidated statements of income consisted of the following: 2007 2006 Current service cost 198,666,000 226,781,750 Interest cost 404,372,000 427,376,500 Actuarial loss recognized 29,597,000 - Vested past service cost and amortization of non-vested past service costs 194,496,750 194,496,750 Total post-retirement healthcare benefits 767,937,750 848,655,000 PT INDOCEMENT TUNGGAL PRAKARSA Tbk. AND SUBSIDIARIES NOTES TO THE CONSOLIDATED FINANCIAL STATEMENTS Three months ended March 31, 2007 and 2006 Expressed in rupiah, unless otherwise stated 44

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