"The hydrogeology is also suitable (with saline, slow moving...

"The hydrogeology is also suitable (with saline, slow moving water, no aquifers or users of groundwater in the vicinity)."

"It is in an arid, desert environment, there are no beneficial land uses and it is a closed basin, known as the Telford Basin, which has been identified as one of the best sites in the world to undertake ISG as it is bowl shaped."

Yes, permits are all in place. This is done before FEED. FEED takes place prior to FID which has been made.

If they do have to pay PRRT, it will be after they're producing gas and will be calculated post profits. In 2018 the ATO did announce an exemption for existing projects but I'm not sure if this applies to LCK.