Where after the making of an order under sub-section (1) of section 68F or the issue of a notice under section 68H or under section 68L, any property referred to in the said order or notice is transferred by any mode whatsoever such transfer shall, for the purposes of the proceedings under this Chapter, be ignored and if such property is subsequently forfeited to the Central Government under section 68-I, then, the transfer of such property shall be deemed to be null and void.