https://www.live-feeds.com/feed/california-approves-rules-phasing-out-some-tires-manufacturers-warn-could-increase-upfront-costsContinuously updated, source-cited coverage. https://www.live-feeds.com/feed/california-approves-rules-phasing-out-some-tires-manufacturers-warn-could-increase-upfront-costshttps://www.live-feeds.com/feed/california-approves-rules-phasing-out-some-tires-manufacturers-warn-could-increase-upfront-costs#u45269Wed, 19 Aug 2026 18:46:37 +0000California regulators have approved new rules limiting the types of replacement tires that can be bought for cars. The rules aim to improve tire efficiency and could save drivers $1 billion a year. The phased-in rules start in 2029 and will restrict the sale of tires that do not meet certain efficiency standards. Manufacturers warn that the new rules could increase upfront costs for consumers.Why it mattersThe new rules are part of California's efforts to reduce greenhouse gas emissions and improve air quality. The state's regulations are expected to influence the national market, as