|SELECTED ACCOUNTING PRINCIPLESGoodwill is measured at initial value (determined in accordance with the accounting policy presented in Note 6) less accumulated impairment losses. Goodwill is not amortised but is tested for impairment annually or more frequently if there are indications to do so.
As at the acquisition date, the acquired goodwill is allocated to each of the cash-generating units that may benefit from the synergies of the merger. An operating segment is the lowest level in the Group with attributable goodwill and with goodwill monitored for internal management purposes in the Group (except the Generation segment).
PROFESSIONAL JUDGEMENT AND ESTIMATES
Goodwill is tested for impairment annually and as at each balance sheet date for which relevant indications occur. The impairment test in respect of goodwill is carried out in accordance with the accounting policies presented in Note 11.
|Operating segment||As at
31 December 2020
31 December 2019