Coal sales and purchase agreements

Schedule 573 PT BAYAN RESOURCES AND SUBSIDIARIES NOTES TO THE CONSOLIDATED FINANCIAL STATEMENTS 31 MARCH 2008 AND 2007 AND 31 DECEMBER 2007, 2006 AND 2005 Expressed in million Indonesian Rupiah, unless otherwise stated 28. SIGNIFICANT AGREEMENTS, COMMITMENTS AND CONTINGENCIES continued k. Coal sales and purchase agreements continued Under a coal sales contract between GBP, IP and TNB, GBP and IP are obliged to submit a Performance Guarantee Bond in the form of a Bank Guarantee, amounting to US1,462,310 refer to Note 28m. Buyer Sellers Agreement period Sales quantity MT BR PT Indika Inti Corpindo Indonesia 1 January 2008 -31 December 2008 500,000 PT Kartika Selabumi Mining 9 July 2007 - date of quantity achieved 1 December 2006 - date of quantity achieved 700,000 600,000 PT Pan Asset Indonesia 1 February 2005 - 30 June 2009 10,500,000 PT Sarana Asia Raya 23 March 2008 - 21 April 2008 42,500 PT Jaladana Bahari 1 January 2007 - date of quantity achieved 100,000 The Company as beneficiary entered into a guarantee agreement with Constellation Energy Group Inc. as guarantor in relation with master coal sale and purchase agreement between those parties. Based on the latest guarantee agreement, the guarantee is valid from 13 December 2007 until 31 December 2009. On 7 December 2006, GBP as guarantor, entered into corporate guarantee agreement with Constellation Energy Comodities Group Inc. as beneficiary, in relation with master coal sale and purchase agreement between Constellation Energy Comodities Group Inc., and the Company. The guarantee is valid until 31 May 2008. On 25 November 2007, GBP, WBM and TSA as guarantor, the Company as seller and Vitol Asia Pte. Ltd. as buyer entered into guarantee agreement in relation with sale and purchase of coal contract between the Company and Vitol Asia Pte. Ltd. The guarantee is valid until the coal sale and purchase agreement is terminated.

l. Construction of coal stockpiles and coal loading jetty

WBM On 12 March 2007, WBM entered into an agreement with PT Nirmala Matranusa for the construction of coal stockpiles and coal loading jetty at Sungai Danau Satui Subdistrict, South Kalimantan for a total contract amount of US4,558,000. On 24 August 2007, WBM entered into an agreement with PT Arutmin Indonesia “Arutmin” to allow WBM to construct the haul roads on Arutimin CCoW area, to provide WBM an unimpended access for transporting coal along the haul roads. On 15 November 2007, WBM entered into an agreement with PT Cipta Total Solusindo for the construction of coal loading jetty phase 2 for a total contract amount of US760,057. On 19 February 2008, WBM entered into an agreement with PT Nirmala Matranusa for the construction of coal stockpile facility Phase 2 located at Satui, Tanah Bumbu, South Kalimantan with a total contract of US2,368,000. The project commenced on 3 March 2008 with an expected construction period of eight months. On 17 March 2008, WBM entered into an agreement with PT Nirmala Matranusa for the construction of coal stockpile facility Phase 1 and 2 located at Satui, Tanah Bumbu, South Kalimantan with a total contract of US2,500,000. The project commenced on 31 March 2008 with an expected construction period of thirteen months. F-90 Schedule 574 PT BAYAN RESOURCES AND SUBSIDIARIES NOTES TO THE CONSOLIDATED FINANCIAL STATEMENTS 31 MARCH 2008 AND 2007 AND 31 DECEMBER 2007, 2006 AND 2005 Expressed in million Indonesian Rupiah, unless otherwise stated 28. SIGNIFICANT AGREEMENTS, COMMITMENTS AND CONTINGENCIES continued l. Construction of coal stockpiles and coal loading jetty continued