Greentrends LLC has been awarded a two-year contract to undertake the Financial Provisions estimates for Oyu Tolgoi’s (OT) Asset Retirement Obligations (ARO) in early 2020. In this framework, the Financial Provisions estimates of OT’s Asset Retirement Obligations (ARO) was calculated based on current levels of disturbance and reclamation activities required. The ARO calculation was prepared or/and calculated with consideration of IAS 37 of the IFRS’s and ACS 410-20 of the FASB.
The calculation was included reclamation costs associated with non-temporary reclamation obligations arising from the acquisition, construction, development, or normal operations of long-lived assets. The restoration and decommissioning cost was estimated based on OT’s land disturbance data and unit cost for reclamation activities.
About Oyu Tolgoi
The Government of Mongolia jointly owns Oyu Tolgoi (34 percent) and Turquoise Hill Resources (66 percent, of which Rio Tinto owns a controlling interest of 50.8 percent). Rio Tinto has been the manager of the Oyu Tolgoi project since 2010. Oyu Tolgoi is a copper-gold mine in Mongolia’s South Gobi region, approximately 550 kilometers south of Ulaanbaatar. It holds one of the largest undeveloped high-grade copper deposits in the world.