7/1/2011 Legislation proposed NY Cuts allowable sulfur level in No. 2 Heating Oil to 15 ppm. 7/1/2012 Legislation passed NY City Cuts allowable sulfur level in No. 4 Heating Oil to 1,500 ppm.

DOVER — Back in July, when the price of No. 2 heating oil rose to $4.70 a gallon — with seemingly no end in sight — few could have predicted it would cost nearly half that by December.