Company: SQM
Filing Date: 2025-06-12
Form Type: 6-K
Source: 0000909037-25-000030
Chunk: 122

Company: CHEMICAL & MINING CO OF CHILE INC
Filing Date: 2025-06-12
Form: 6-K
Chunk 122
---
 modifications became effective on April 10, 2018 and require (i) higher lease payments as a result of increased lease rates associated with the sale of the different products produced in the Salar de Atacama, including lithium carbonate, lithium hydroxide and potassium chloride; (ii) SQM Salar commits to contribute between US$10.8 and US$18.9 million per year to research and development efforts, between US$10 and US$15 million per year to the communities near the Salar de Atacama basin, and to annually contribute 1.7% of SQM Salar’s total annual sales to regional development; (iii) Corfo authorization for CCHEN to establish a total production and sales limit for lithium products produced in the Salar de Atacama of up to 349,553 metric tons of lithium metal equivalent (1,860,671 tons of lithium carbonate equivalent), which is in addition to the approximately 64,816 metric tons of lithium metal equivalent (345,015 tons of lithium carbonate equivalent) remaining from the originally authorized amount; (iv) provisions relating to the return of real estate and movable property leased to Corfo, the transfer of environmental permits to Corfo at no cost and the granting of purchase options to Corfo for production facilities and water rights in the Salar de Atacama upon termination of Corfo agreements; and (v) prohibitions on the sale of lithium brine extracted from leased mining concessions.

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### Notes to the Consolidated Interim Financial Statements

#### March 31, 2025
The fee structure is as follows:

| Price US$/MT Li2CO3    |     | Lease rental rate |
| $0 - $4,000            |     | 6.8%              |
| $4,000 - $5,000        |     | 8.0%              |
| $5,000 - $6,000        |     | 10.0%             |
| $6,000 - $7,000        |     | 17.0%             |
| $7,000 - $10,000       |     | 25.0%             |
| > $10,000              |     | 40.0%             |
| Price US$/MT LiOH      |     | Lease rental rate |
| $0 - $5,000            |     | 6.8%              |
| Over $5,000 - $6,000