The U.S. Senate passed S. 1813, the Moving Ahead for Progress in the 21st Century Act (MAP-21), on March 14, 2012.   MAP-21 is a two-year transportation reauthorization bill with $109 billion in total funding. 

The Georgetown Climate Center has a prepared a summary of the bill, with particular focus on provisions that affect states.  To view the summary, click here.

The House must still take action on a bill, which may not happen until mid-April, according to a report in Politico on March 16.