United States — Michigan Supreme Court & Enbridge

United States — Michigan Supreme Court: The United States — Michigan Supreme Court issued the 6-1 ruling that vacated the permit and remanded the case, setting precedent for environmental review under state law.

Enbridge: Enbridge is the owner of Line 5 and the proposed tunnel project. The court's decision vacates a key permit, delaying the project and adding regulatory uncertainty, though the existing pipeline continues to operate.

United States — Michigan Supreme Court: Ordered the United States — Michigan Public Service Commission to reconsider its permit, adding uncertainty to the project.

Enbridge: Received the federal permit, advancing its tunnel project and reducing regulatory risk, though legal challenges remain.

United States — Michigan Supreme Court: The court will rule on a lawsuit challenging the MPSC's permit, which could affect the tunnel project's viability.

Enbridge: Enbridge received key permits for its Line 5 tunnel project, advancing the project and reducing regulatory risk. The company faces ongoing litigation and must meet mitigation conditions.