Investor Presentaiton

LITHIUM ARGENTINA / CORPORATE PRESENTATION 2023 NYSE & TSX: LAAC 15 Favorable Mining Jurisdiction With a Strong History of Investment Over US$10 billion committed in Argentina by global companies in recent years Supportive tax regulatory regime for mining ■ Mining companies pay a 3% royalty tax Locked tax rates in mining contracts for 30 years No tax levy on capital goods Companies may deduct double the amount spent on exploration from taxes Argentina leads the world in lithium exploration, with a -20% average allocation of the global exploration budget from 2012-2022 Posco 29-Jul-23 21-Mar-22 US$800 mm US$4 bn LithiumAmericas ('18 - '23) US$1.0 bn+ Livent 21-Feb-23 US$1.35 bn ZiJin 31-Dec-22 US$380 mm 10-Oct-21 US$766 mm Rio Tinto 21-Dec-21 26-Jul-23 US$825 mm US$335 mm GLENCORE 31-Jul-23 US$475 mm 西藏珠峰 TIBET SUMMIT 1-Jun-23 US$1.7 bn GanfengLithium 11-Jul-22 US$962 mm GLENCORE 26-Jun-23 US$400 mm BHP 28-Feb-22 US$79 mm STELLANTIS 27-Feb-23 US$155 mm Land concessions have no expiration and do not limit annual extraction Chevron 9-Jun-23 US$500 mm Argentina is a top five global producer of lithium with one of the largest lithium resource inventories in the world Source: Ministry of Economy (Argentina), S&P Market Intelligence Invested / Committed Capital

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