(1) Where the consideration received or accruing as a result of the transfer by an assessee of a capital asset, being land or building or both, is less than the value adopted ] [ Inserted by Act 21 of 1998, Section 23 (w.r.e.f. 1.4.1998).][or assessed or assessable] [ Substituted by Act 33 of 2009, Section 25, for certain words (w.e.f. 1.10.2009).][by any authority of a State Government (hereafter in this section referred to as the "stamp valuation authority") for the purpose of payment of stamp duty in respect of such transfer, the value so adopted] [Inserted by Act 20 of 2002, Section 24 (w.e.f. 1.4.2003).] [or assessed or assessable] [ Substituted by Act 33 of 2009, Section 25, for certain words (w.e.f. 1.10.2009).][shall, for the purposes of section 48, be deemed to be the full value of the consideration received or accruing as a result of such transfer.