Section 67(c) in The Companies (Accounting Standards) Rules, 2006
(c)if the adjustment results in an addition to the cost of an asset, the enterprise should consider whether this is an indication that the new carrying amount of the asset may not be fully recoverable. If it is such an indication, the enterprise should test the asset for impairment by estimating its recoverable amount, and should account for any impairment loss, in accordance with AS 28.
