Section 17 of the Principal Act is amended as follows:(a) by inserting the following paragraph after paragraph (ba) in subsection (4) :(bb) the clearance and conversion of a threatened native vegetation community;(b) by inserting the following subsection after subsection (5A) :(5B) A person must not purchase or acquire native vegetation that has been obtained through the clearance and conversion of a threatened native vegetation community on land in respect of which there is not in existence, at the beginning of that clearance and conversion process, a certified forest practices plan.Penalty: Fine not exceeding 1 000 penalty units.(c) by omitting from subsection (6) " Subsections (4) , (5) and (5A) " and substituting " Subsections (4) , (5) , (5A) and (5B) " .