I recommend reading this Article that was just published by the la tercera media outlet "Australian firm with a project in Maricunga values national lithium policy and says that FTA and TPP11 protect their rights"
Here is a quote:
"However, LPI comments from a different position than its peers that operate in the Atacama salt flats and those looking to develop other lithium projects in Chile. The firm is carrying out its project in Maricunga with concessions that were granted before the State defined lithium as a strategic material in 1979 and has the approval of the necessary environmental permits.
Salar Blanco has been developing his project for seven years. It has already invested US$71 million. When he presented his Environmental Impact Study in 2018, he estimated an investment of US$527 million, but this year he announced that he intends to invest US$700 million. The plan is to produce 20,000 tons of metallic lithium carbonate per year, one tenth of the nearly 200,000 tons that SQM and Albemarle produced in 2022. The firm expects to start construction on its project at the end of 2023 and has expressed its intention to partner with Codelco.
Salar Blanco owns 2,541 hectares, concentrated in the northern area of the salt flat, but only 1,125 hectares are prior to 79. The company assumes that it will have to sit down and talk with the State when it wants to advance in the expansion of its operations for the Maricunga project. Stage Two, which includes post-1979 belongings. But that is not perceived as a threat.
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