New Year, Old Issues: Enbridge, State of Michigan Renew Line 5 Hostilities in Court

In this October 2016, file photo, is an aboveground section of Enbridge's Line 5 at the Mackinaw City, Mich., pump station. AP/John Flesher, File

WASHINGTON—Enbridge Inc. and the state of Michigan are facing off in court once again in the latest chapter of the ongoing Line 5 pipeline saga.

In new court documents, state Attorney General Dana Nessel is reprising her argument that the dispute over the cross-border gas line belongs in state court.