EPA proposes Tier 3 vehicle emission, gasoline sulfur limits

The US Environmental Protection Agency proposed standards to reduce vehicle emissions and sulfur content in gasoline beginning in 2017. Comments on the so-called Tier 3 requirements will be accepted until June 13, EPA said on May 21.

Send this story to:

Enter the email address of the recipient.
Separate multiple addresses with commas.

Add your own personal message:

Enter your email address:

Note: Your email address is used only to let the recipient know who sent the story, and in case of transmission error. Both your address and the recipient's address will not be used for any other purpose.