Looking at the legislation on the Treasury website this is going to be retrospectice, dated back to Jan 6 2010....
still not 100% sure what it all means but hoping someone here can shed more light on what it may mean for Arrow Holders
http://www.treasury.gov.au under whats new
Or for the Legislation see
http://www.treasury.gov.au/documents/1787/PDF/Scrip_for_scrip_alignment_Exposure_draft_legislation.pdf