Air quality regulators in Southern California have rejected rules that would have curbed harmful emissions from gas-powered ...

The High Desert classic car community is hopeful after hearing that a California bill, which aims to protect vintage vehicles from outdated smog check requirements, is making its way through the ...

Lawmakers required that vehicles 35 years or older seeking the smog check exemption must have a historical vehicle license ...

California isn't just one of America's car culture hotspots — it's one of the world's epicenters of the motoring industry, and it's been that way since the dawn of the automobile. The Golden ...

Opponents say the rules would have limited consumers’ choices and driven up costs, while supporters say they are critical for ...

These new regulations, kicking in on July 1, are expected to increase the cost of fuel in California by 65 cents per gallon.

For decades, California has been able to adopt its own emissions regulations, effectively setting the bar for carmakers ...

This prevents California from fully implementing laws related to clean air, including the Advanced Clean Cars II legislation. Before catalytic converters were mandated, smog choked California ...

Clean vehicle advocates say air quality and public health will suffer; auto and petroleum industry lobbyists supported the ...