In the other article linked by that one it says it’s just a recommendation. Seems weird.
A federal advisory board recommended yesterday that safety regulators require “alcohol impairment detection systems to be included in all new vehicles.” The move is just a recommendation, but it has the weight of law behind it.
America and it already passed in 2021 to be effective 2025 source: https://www.kbb.com/car-news/new-law-will-require-in-car-breathalyzers/
In the other article linked by that one it says it’s just a recommendation. Seems weird.