31 August 2010
In case of doubts we should refer the Act. See what the act says.
As per Explanation to Section 40(b) Explanation 3.—For the purposes of this clause, “book-profit” means the net profit, as shown in the profit and loss account for the relevant previous year, computed in the manner laid down in Chapter IV-D as increased by the aggregate amount of the remuneration paid or payable to all the partners of the firm if such amount has been deducted while computing the net profit.