Charge of tax where shares of members in association of persons or body of individuals unknown, etc
(1)
Where the individual shares of the members of an association of persons or body of individuals in the whole or any part of the income of such association or body are indeterminate or unknown,—
(2)
Where the individual shares of the members of an association of persons or body of individuals in the whole or any part of the income of such association or body are determinate or known,––
(b)
any member or members thereof is or are chargeable to tax at a rate or rates which is or are higher than the maximum marginal rate,—
(3)
For the purposes of this section, the individual shares of the members of an association of persons or body of individuals in the whole or any part of the income of such association or body shall be deemed to be indeterminate or unknown if such shares (in relation to the whole or any part of such income) are indeterminate or unknown on the date of formation of such association or body or at any time thereafter.