| 11. | Deferred taxation |
| $000 | | Note | | Dec 31, 2017 | | Dec 31, 2016 | | ||
| Deferred tax is calculated on temporary differences under the liability method using a tax rate of 30% in respect of the Malian operations and 25% in respect of the Ivorian operations. | | | | | | | | | |
| The movement on deferred taxation is as follows: | | | | | | | | | |
| At the beginning of the year | | | | | 42,386 | | | 35,548 | |
| Statement of comprehensive income charge | | 4 | | | 10,395 | | | 6,838 | |
| At the end of the year | | | | | 52,781 | | | 42,386 | |
| | | | | | | | | | |
| Deferred taxation assets and liabilities comprise the following: | | | | | | | | | |
| Accelerated tax depreciation | | | | | 52,181 | | | 41,786 | |
| Deferred stripping | | | | | 600 | | | 600 | |
| Deferred taxation liability | | | | | 52,781 | | | 42,386 | |
| Net deferred tax liability | | | | | 52,781 | | | 42,386 | |