Which states have adopted california emissions standards?

The states—Arizona, Connecticut, Maine, Maryland, Massachusetts, New Jersey, New Mexico, New York, Oregon, Pennsylvania, Rhode Island, Vermont and Washington—represent approximately one quarter of the U.S. vehicle fleet and vehicle miles traveled. read more

(Dec 2016) Thirteen states — mostly in the Northeast and Northwest —and the District of Columbia have adopted California's stricter emissions standards, many of which also participate in the zero-emission vehicle mandate. read more

(Sacramento, CA – June 30, 2009) Motor vehicle drivers in the 13 states that have adopted California’s Clean Car Standards approved earlier today by the U.S. Environmental Protection Agency (EPA) would save hundreds of dollars annually at the gas pump while reducing heat-trapping greenhouse gases, according to a report issued today by Environmental Defense Fund (EDF). read more

The states that have adopted the California standards are: Connecticut, Delaware, Maine, Maryland, Massachusetts, New Jersey, New Mexico (2011 model year), New York, Oregon, Pennsylvania, Rhode Island, Vermont, and Washington, as well as the District of Columbia. read more

Maine has adopted a portion of the California standards. There are a number of differences between the California and federal standards, the most significant of which is California ' s requirement that 10% of a motor vehicle fleet comprise zero emission vehicles or their equivalent. read more

Other states may choose to follow either the national standard or the stricter California standards. The states that have adopted the California standards are: Connecticut, Delaware, Maine, Maryland, Massachusetts, New Jersey, New Mexico (2011 model year), New York, Oregon, Pennsylvania, Rhode Island, Vermont, and Washington, as well as the District of Columbia. read more