(c) Cockpit: The cockpit must be original save that floor and
transmission tunnel coverings may be removed.
Above is taken from the CAMS manual...which by the way can now be accessed via the CAMS website.
http://www.camsmanual.com.au/The following link is seat specific....it seems that the situation at the moment, per the manual, is status quo. If you have time up your sleeve, dont worry about buying the seats just yet, wait for a concrete answer!
http://www.camsmanual.com.au/pdf/0808_0701.pdfHaving said that, I will raise both these points for you Edward and let you know.