(b)a person shall be deemed to have a substantial interest in a business or profession, if—(A)in a case where the business or profession is carried on by a company, such person is, on the date of search, the beneficial owner of shares (not being shares entitled to a fixed rate of dividend, whether with or without a right to participate in profits) carrying not less than twenty per cent of the voting power; and(B)in any other case, such person is, on the date of search, beneficially entitled to not less than twenty per cent of the profits of such business or profession.