UK GAAP for Business and Practice

FRS 6 includes the following key features of acquisition accounting:
identifiable assets and liabilities of the companies acquired should be included in the acquirer's consolidated balance sheet at fair value at date of acquisition;
results and cash flows should be brought in from the date of acquisition;
previous year figures for the reporting entity should not be adjusted;
the difference between:
the fair value of the net identifiable assets acquired; and
the fair value of the purchase consideration; is positive or negative goodwill.