FILE PHOTO: A Chevron refinery is seen on Burrard Inlet in Burnaby, British Columbia, Canada November 18, 2016. REUTERS/Chris Helgren

CALGARY, Alberta (Reuters) – The Supreme Court of Canada on Thursday dismissed all claims attempting to force Chevron Corp’s Canadian unit to pay a $9.5 billion judgment handed down in Ecuador against the U.S. oil major over pollution in the Andean country.

The ruling draws a line under attempts to sue Chevron through its Canadian unit.

Residents of Ecuador’s Lago Agrio region have been trying to force Chevron to pay for water and soil contamination caused from 1964 to 1992 by Texaco, which Chevron acquired in 2001.

The villagers obtained a judgment against Chevron in Ecuador in 2011. But the company has no assets in the