Hundreds more Australian businesses could be forced to cut pollution under the nation's flagship industrial emissions policy as part of a push from investors for tougher rules.
Coal, gas and oil producers could also be required to make bigger emission cuts than other facilities under the proposal to ease the burden on hard-to-abate industries such as aviation and metals processing.
The Investor Group on Climate Change released the recommendations on Monday from an analysis of the Safeguard Mechanism that is currently under review.