X0607 3 2026-05-04 1 0001966983 LITHIUM AMERICAS CORP. LAC 0002096665 Walker Clayton D. false C/O LITHIUM AMERICAS CORP. 522 S. ROCK BLVD., SUITE 200 RENO NV 89502 true false false false EXHIBIT 24.1 POWER OF ATTORNEY /s/ Tereza Fonda as attorney-in-fact for Clayton Walker 2026-05-11