Paragraph 13

Where, at the time of the vesting of an interest in the acquiring authority by virtue of subsection (6) of section seventy-five of this Act, the compensation payable in respect thereof is not finally ascertained, section twelve of the Finance Act, 1895 (which provides for the collection of stamp duty, where property is vested by way of sale by virtue of an Act, within three months from the date of vesting) shall have effect, with respect to the vesting of that interest, with the substitution, for the reference therein to the date of vesting, of a reference to the date on which the compensation has become finally ascertained.