115A. For the purpose of computing capital gains arising from the transfer of acapital asset being shares in, or debentures of, an Indian company, in thecase of an assessee who is a non-resident Indian, the rate of exchangeshall be :—

• (a) for converting the cost of acquisition of the capital asset, theaverage of the telegraphic transfer buying rate and telegraphic transfer selling rate of the foreign currency initially utilised in thepurchase of the said asset, as on the date of its acquisition;
• (b) for converting expenditure incurred wholly and exclusively inconnection with the transfer of the capital asset referred to in clause(a), the average of the telegraphic transfer buying rate andtelegraphic transfer selling rate of the foreign currency initiallyutilised in the purchase of the said asset, as on the date of transferof the capital asset;
• (c) for converting the full value of consideration received or accruing as a result of the transfer of the capital asset referred to in clause (a), the average of the telegraphic transfer buying rate and telegraphic transfer selling rate of the foreign currency initially utilised in the purchase of the said asset, as on the date of transfer of the capital asset;
• (d) for reconverting capital gains computed in the foreign currency initially utilised in the purchase of the capital asset into rupees, the telegraphic transfer buying rate of such currency, as on the date of transfer of the capital asset.

Explanation: For the purposes of this rule—

• (i) "telegraphic transfer buying rate" shall have the same meaning as in the Explanation to rule 26;
• (ii) "telegraphic transfer selling rate", in relation to a foreign currency, means the rate of exchange adopted by the State Bank of India constituted under the State Bank of India Act, 1955 (23 of 1955), for selling such currency where such currency is made available by that bank through telegraphic transfer.]