Trump cuts US car mileage rules. Past rollbacks like it were in court within days.

The US has cut the fuel rules for new cars that were set under Joe Biden. The Sierra Club, an environmental group, says it will fight the new rule.

5 of 5In all five similar rollbacks, opponents who had promised to sue were in court by the day after the rule came out.

Do US states take the new car mileage rule to court by 30 November?