25. INTEREST BEARING LOANS AND BORROWINGS (CURRENT) 26. PROVISIONS (CURRENT) 27 PROVISIONS (NON-CURRENT) (a) The nature of this provisions is described in note 2(ad). (b) Provision for rehabilitation Represents finance leases which have repayment terms of 36 months. The nature of the provisions is described in note 2(ad). Environmental obligations associated with the retirement or disposal of mining properties and/or of exploration activities are  recognised when the disturbance occurs and are based on the extent of the damage incurred. The provision is measured as the  present value of the future expenditure. The rehabilitation liability is remeasured at each reporting period in line with the change  in the time value of money (recognised as an interest expense in the statement of comprehensive income and an increase  in the provision), and additional disturbances/change in the rehabilitation cost are recognised as additions/changes to the  corresponding asset and rehabilitation liability. 2011 2010 Lease liability 941,788  2,153,380  2011 2010 Provision for annual leave 807,941  778,612  Provision for fringe benefits tax payable 11,737  11,145  819,678  789,757  2011 2010 Provision for long service leave (a) 305,985  135,443  Provision for Rehabilitation (b) 2,224,393  2,216,032  2,530,378  2,351,475  (c) Movements in provision for rehabilitation At 1 July 2,216,032  4,353,954  Arising/(reversing) during the year - - Adjustment due to revised conditions  (55,589)  (44,580) Unwind of discount 63,950  145,052  Disposal (refer to note 38) -  (2,238,394) At 30 June 2,224,393  2,216,032  95  NOTES TO THE CONSOLIDATED FINANCIAL STATEMENTS FOR THE YEAR ENDED 30 JUNE 2011