: 3.2, 3.3 . This makes the reporting GRI Index

Sustainability Report 2010 n KPC 9 Meanwhile, the contents of the report include: 3.11;

3.6 :

l The economic, social, and environmental performances as required in GRI indicators. The report of this year presents all indicators in the GRI standard. l The changes taking place during the period of 1 st January – 31 st December, 2010. l Operational activities as required in the GRI standard. l Operational activities which are in accordance with legal regulations or other legal stipulations. l Additional indicators in the GRI standard. Data Measurement Techniques 3.9 We applied data measurement relevant to the fields that we are reporting and relevant to the general norms. We present the information in the report according to the principles of materiality, i.e. presenting information which can affect the decision making for the stakeholders, as well as the information having important impact on the company’s economic, social, and environmental performances. Period and guidelines of the report This report is the eighth sustainable report made by the company since 2003. The report covers the period from 1 st January – 31 st December, 2010 and made in reference to the Sustainability Reporting Guidelines Mining and Metal Sector Supplement RG Version 3.0MMSS Final Version

3.1, 3.2, 3.3 .

Signiicant Changes 3.10, 3.11 There is no significant change regarding the structure, accounting principles and data measurement methods compared to the previous year’s report. Likewise, there is no significant change regarding the business structure, ownership structure, and organizational structure during the reporting period.

2.9 This makes the reporting

basis undergo no changes and does not affect the comparability principles.

3.8 GRI Index

3.12 To facilitate the readers in understanding the fulfilled and reported observance by the company, we enlist the GRI G3 index established in this report in red numbers in brackets on every relevant page. The compilation of the fulfillment of all required provisions in the relevant GRI index is presented on page 84-86 of this Report. Assurance 3.13 To ensure the accuracy of data that we present in this report, the company has conducted assurance done by a competent third party. According to the checking by the independent third party, i.e. Mazars, this report has fulfilled the implementation standard of GRI with the level of A+. Contact Person 3.4 Any request, suggestion, or comment for this report can be addressed to: External Afairs Sustainable Development PT.Kaltim Prima Coal M2 Building, Mine Site Sangatta, Kutai Timur, Kalimantan Timur Indonesia Telp. 62 549 52 1451 Fax. 62 549 52 1701 10 KPC n Sustainability Report 2010 Sustainability Report 2010 n KPC 11 “We operate in Kutai, East Kalimantan, exploiting an area of more than 90,000 ha, producing three types of quality coal with the total resources of more than 4.5 billion tons which we market in both foreign and domestic markets.” | Company Profile | 12 PT Kaltim Prima Coal KPC at a glance - Share Ownership - Company Address 12 Business Field and Product Summary 13 Company’s Operational Area 14 Organizational Structure 15 Awards and Certiicates 12 KPC n Sustainability Report 2010 Business Field and Product Summary The Company’s business field is mining and distributing coal to the industrial consumers within as well as outside of the country. All operational activities are done in Indonesia.

2.5, 2.7, 2.2