Senator WHISH-WILSON (Tasmania) (14:25): Mr President, I ask a further supplementary question. Senator, given experts are stating ISDS safeguards in TPP are as weak as water, can the government provide a guarantee to the Australian people that we will not be sued by foreign corporations for its tougher climate-change regulation into the future—for example, by legislating a new carbon reduction program or increasing the renewal energy target, by putting moratoriums on coal seam gas or by closing dirty coalmines?