Biden’s Greenhouse Gas Climate-Cost Rules Restored, for Now (2)

States and companies can’t keep using Trump-era formulas to estimate the social cost of greenhouse gas emissions for future energy and infrastructure projects while they fight over Biden administration calculations that are roughly twice as costly.

The federal appeals court in New Orleans on Wednesday granted the White House’s request to temporarily let federal agencies use Biden’s new cost-benefit analysis rules, which aim to slow climate change by making activities that emit greenhouse gases sharply more expensive.

“The interim estimates on their own do nothing to the plaintiff states,” a three-judge panel of the court wrote in a unanimous decision. ...