October 4, 2022, Vancouver, BC – Taseko Mines Limited (TSX: TKO; NYSE American: TGB; LSE: TKO) (“Taseko” or the “Company”) is pleased to provide an update on the federal permitting process for its Florence Copper project.

The U.S. Environmental Protection Agency (“EPA”) has now concluded the public comment period for the draft Underground Injection Control (“UIC”) permit that it issued in August 2022. Public comments submitted to the EPA have demonstrated strong support for the Florence Copper project among local residents, business organizations, community leaders and state-wide organizations. Over 98% of written comments were supportive of the project and supplement the unanimous public support voiced at the EPA’s public hearing on September 15, 2022.Taseko has reviewed all of the submitted comments and is confident they will be fully addressed by the EPA during their review, prior to issuing the final UIC permit.

“We have taken considerable time and worked extremely hard to demonstrate the environmental and societal benefits of our Florence Copper project. Florence Copper will have one of the lowest carbon footprints of any copper mine in the world and will produce a critical metal needed for the United States domestic market,” stated Stuart McDonald, President and CEO of Taseko.

For further information on Taseko, please see the Company’s website at www.tasekomines.com or contact:

Brian Bergot, Vice President, Investor Relations - 778-373-4533 or toll free 1-877-441-4533

Stuart McDonald
President and CEO

No regulatory authority has approved or disapproved of the information contained in this news release.