California becomes first US state to set efficiency rules for replacement tires

Regulations that would block sale of older tires praised by environmental groups amid rightwing backlash California has become the first state in the nation to mandate that replacement tires be energy efficient, a major auto industry regulation set to block the sale of older tires and make vehicles on the road greener.

Gov. Gavin Newsom on Wednesday defended California’s controversial new tire rules, insisting the sweeping environmental regulations are a win for residents — even as critics warn they could leave drivers paying more. Speaking at a press conference in the Bay Area, the Democratic governor touted the rules approved Monda

The rule to require efficient replacement tires was praised by environmentalists. But manufacturers warned that the change would hurt American companies and increase tire prices.

The nation’s first tire efficiency standards target an overlooked drag on fuel economy that can cost drivers more at the pump.