Michigan Supreme Court blocks Line 5 replacement project

The state's highest court rejected a controversial plan to replace Enbridge's aging crude oil pipeline, dealing a significant setback to infrastructure investments in the Great Lakes region.

First covered Aug 5, 2026 · 1:15 AM PT · 1 article · no longer in the live window

Michigan Supreme Court blocks Line 5 replacement project — Image via grist.org

Coverage

52d Grist A controversial plan to update Line 5 just suffered a major loss at the Michigan Supreme Court

Primary sources

courts.michigan.gov 168335 131 01 (courts.michigan.gov)

More coverage from around the web

eenews.net Michigan Supreme Court strikes down Line 5 permit - E&E News by POLITICO

courthousenews.com Mackinac Strait pipeline replacement halted | Courthouse News Service

bridgemi.com Michigan Supreme Court vacates key Line 5 permit - Bridge Michigan

civicmedia.us Michigan Supreme Court tosses state regulator’s approval of Line 5 tunnel project - Civic Media

michiganadvance.com Michigan Supreme Court tosses state regulator’s approval of Line 5 tunnel project • Michigan Advance

Appeared in: 2026-08-05 (#10) · 2026-08-06 (#17)

← Back to the brief