Minnesota Court of Appeals Dismisses Challenge to PolyMet Mining Air Permit

Ruling ends lengthy string of litigation for one in all mining mission’s key permits

St. Paul, Minnesota–(Newsfile Corp. – June 21, 2022) – The Minnesota Court docket of Appeals at present granted PolyMet’s movement to dismiss the final remaining problem to PolyMet’s air allow, based on Poly Met Mining, Inc., an entirely owned subsidiary of PolyMet Mining Corp. (TSX: POM) (NYSE American: PLM) (collectively “PolyMet” or the “firm”).

The courtroom agreed with PolyMet that the case ought to be dismissed as a result of mission opponents didn’t correctly serve PolyMet beneath the Minnesota Guidelines of Civil Appellate Process, and that failure meant that the courtroom lacked jurisdiction.

Barring an enchantment to the Minnesota Supreme Court docket, the ruling lays to relaxation a number of authorized challenges that mining opponents have introduced towards the allow because it was issued by the Minnesota Air pollution Management Company (MPCA) greater than three years in the past. The company reinstated the allow in December 2021 after fulfilling a Court docket of Appeals order to additional clarify its reasoning.

“This ruling is yet another step towards delivering on our promise to construct a contemporary, accountable mining operation that may feed a provide chain that’s rising ever extra hungry for the clean-energy minerals we are going to produce,” mentioned Jon Cherry, chairman, president and CEO. NorthMet will produce copper, nickel, cobalt and treasured metals and supply quite a few financial advantages for the northeast Minnesota area.

About PolyMet

PolyMet is a mine growth firm that owns 100% of the NorthMet Undertaking, the primary large-scale mission to have obtained permits inside the Duluth Advanced in northeastern Minnesota, one of many world’s main, undeveloped mining areas. NorthMet has vital confirmed and possible reserves of copper, nickel and palladium – metals important to infrastructure enhancements and international carbon discount efforts – along with marketable reserves of cobalt, platinum and gold. When operational, NorthMet will change into one of many main producers of nickel, palladium and cobalt within the U.S., feeding the provision chain with high-demand, responsibly mined metals essential to the manufacture of fresh vitality and clear mobility applied sciences similar to wind and photo voltaic era, battery storage and electrical autos.

Positioned within the Mesabi Iron Vary, the mission will present financial variety whereas leveraging the area’s established provider community and expert workforce and generate a degree of exercise that may have a big impact within the native financial system. For extra data: www.polymetmining.com.

For additional data, please contact:

Media
Bruce Richardson, Company Communications
Tel: +1 (651) 389-4111
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Investor Relations
Tony Gikas, Investor Relations
Tel: +1 (651) 389-4110
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PolyMet Disclosures

This information launch incorporates sure forward-looking statements regarding anticipated developments in PolyMet’s operations sooner or later. Ahead-looking statements are ceaselessly, however not at all times, recognized by phrases similar to “expects,” “anticipates,” “believes,” “intends,” “estimates,” “potential,” “potential,” “tasks,” “plans,” and comparable expressions, or statements that occasions, situations or outcomes “will,” “might,” “might,” or “ought to” happen or be achieved or their negatives or different comparable phrases. These forward-looking statements might embody statements relating to the flexibility to obtain environmental and working permits, job creation, and the impact on the native financial system, or different statements that aren’t an announcement of truth. Ahead-looking statements tackle future occasions and situations and due to this fact contain inherent identified and unknown dangers and uncertainties. Precise outcomes might differ materially from these within the forward-looking statements on account of dangers dealing with PolyMet or on account of precise information differing from the assumptions underlying its predictions.

PolyMet’s forward-looking statements are primarily based on the beliefs, expectations and opinions of administration on the date the statements are made, and PolyMet doesn’t assume any obligation to replace forward-looking statements if circumstances or administration’s beliefs, expectations and opinions ought to change.

Particular reference is made to danger components and different concerns underlying forward-looking statements mentioned in PolyMet’s most up-to-date Annual Report on Type 40-F for the fiscal 12 months ended December 31, 2021, and in our different filings with Canadian securities authorities and the U.S. Securities and Trade Fee.

The Annual Report on Type 40-F additionally incorporates the corporate’s mineral useful resource and different knowledge as required beneath Nationwide Instrument 43-101.

No regulatory authority has reviewed or accepted duty for the adequacy or accuracy of this launch.