This week's state briefs include news on Delaware, Illinois, Iowa, Kentucky, Maine, Maryland, New Hampshire, New Jersey, New York, North Carolina and Pennsylvania.

This week's state briefs include news on Connecticut, Delaware, Illinois, Indiana, Maine, Maryland, Michigan, Minnesota, New Jersey, New York, North Carolina, Ohio, Oklahoma, Pennsylvania, Tennessee and Wisconsin.

This week's state briefs include news on Connecticut, Delaware, D.C., Maine, Maryland, Ohio, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Texas and Wisconsin.

This week's state briefs include news on Connecticut, Delaware, Indiana, Iowa, Maryland, Michigan, Minnesota, Montana, New Hampshire, New Jersey, New York, Virginia and Wisconsin.

A federal appeals court Friday threw out the 2013 EPA rule exempting diesel generators providing demand response from air emissions limits.

This week's state briefs include news on Delaware, Illinois, Maine, Maryland, Massachusetts, Michigan, Minnesota, New Hampshire, New Jersey, North Carolina, Texas and Wisconsin.

Supporters and critics of the takeover of Pepco by Exelon are churning out newspaper opinion pieces, resolutions and public relations campaigns as the last holdouts to the deal approach deadlines to render decisions.

This week's state briefs include news on Connecticut, Delaware, Indiana, Iowa, Maryland, New Jersey, North Dakota, Ohio and Pennsylvania.

This week's state briefs include news on Arkansas, Delaware, Illinois, Indiana, Iowa, Kansas, Maine, Maryland, North Carolina, North Dakota and Texas.