ESTIMATED LIABILITY FOR EMPLOYEE BENEFITS continued

PT INDOCEMENT TUNGGAL PRAKARSA Tbk. AND SUBSIDIARIES NOTES TO THE CONSOLIDATED FINANCIAL STATEMENTS Nine months ended September 30, 2006 and 2005 Expressed in rupiah, unless otherwise stated 41

21. ESTIMATED LIABILITY FOR EMPLOYEE BENEFITS continued

a. Retirement Benefit continued Company Subsidiaries Discount rate 11 in 2006 and 10 in 2005 11 in 2006 and 10 in 2005 Wage and salary increase 9 in 2006 and 2005 9 in 2006 and 2005 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, decreasing linearly to 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: 2006 2005 Current service costs 5,361,922,608 7,342,987,450 Interest costs 12,395,744,250 10,817,004,000 Actuarial loss recognized 76,337,250 - Amortization of past service costs and actuarial gains 5,958,368,250 5,898,121,500 Net employee benefits expense 23,792,372,358 24,058,112,950 A reconciliation of estimated liability for employee benefits is as follows: 2006 2005 Present value of defined benefit obligation 154,342,470,675 158,426,145,530 Unamortized balance of the non-vested past service costs 88,812,268,750 96,844,223,250 Actuarial loss 13,661,465,938 15,973,391,527 Liability recognized in the consolidated balance sheets 51,868,735,987 45,608,530,753 Movements in the estimated liability for employee benefits are as follows: 2006 2005 Balance at beginning of period 47,867,513,812 33,647,515,723 Provision during the period 23,792,372,358 24,058,112,950 Payments during the period 19,791,150,183 12,097,097,920 Balance at end of period recorded as part of “Long-term Liabilities - Others” account in the consolidated balance sheets 51,868,735,987 45,608,530,753 Non-vested past service costs are amortized over the average remaining years of service of active employees, which range from 12.19 - 16.02 years in 2006 and from 13.19 - 16.49 years in 2005. PT INDOCEMENT TUNGGAL PRAKARSA Tbk. AND SUBSIDIARIES NOTES TO THE CONSOLIDATED FINANCIAL STATEMENTS Nine months ended September 30, 2006 and 2005 Expressed in rupiah, unless otherwise stated 42

21. ESTIMATED LIABILITY FOR EMPLOYEE BENEFITS continued