the effective date of the revaluation;
whether an independent valuer was involved;
the methods and significant assumptions applied in estimating the items' fair values;
the extent to which the items' fair values were determined directly by reference to observable prices in an active market or recent market transactions on arm's length terms or were estimated using other valuation techniques;
for each revalued class of property, plant and equipment, the carrying amount that would have been recognised had the assets been carried under the cost model; and
the revaluation surplus, indicating the change for the period and any restrictions on the distribution of the balance to shareholders.