States say Federal Energy Regulatory Commission did not consider New Jersey's claims that added capacity was not needed and would violate its climate change law.
Unanimous FERC vote July 27 on final rule will prioritize the most construction-ready, financially-viable projects, but its effective date was not announced.
UPDATE: Interim chair of key federal regulator of energy, power infrastructure is named Jan. 3, but agency still has a 2-2 partisan split that could hamper project decisions until new Senate hearings confirm a permanent leader.
Firm's environmental review award and engineering contract relate to same natural gas project, agency says, after watchdog group raises issues over the link.
D.C. appeals court June 22 reversal of an operating natural gas line's 2018 certification is a focus as the agency considers changes in how it decides need for interstate pipelines.