Jenny McAllister (NSW, Australian Labor Party, Assistant Minister for Climate Change and Energy) Share this | Hansard source

As I've indicated, the Treasury undertook modelling with the department to understand the likely impact on the carbon market, and that informed a range of features of the design.

The current market price, I think, is between $37 for an ACCU. The government considered that $75 represented a reasonable price cap. Business certainly was keen to see some kind of cost containment measure, and this was the figure that was arrived at.