Company: SQM
Filing Date: 2025-06-12
Form Type: 6-K
Source: 0000909037-25-000030
Chunk: 177

Company: CHEMICAL & MINING CO OF CHILE INC
Filing Date: 2025-06-12
Form: 6-K
Chunk 177
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210

### Notes to the Consolidated Interim Financial Statements

#### March 31, 2025
| Parent        
 Company or    
 Subsidiary    
 SQM Salar SpA |     | Project                                                                                            
 19-L045600 - Brine Water Reclamation Project Phase II                                              |     | Disbursement description                                                                                                                                                                                                                                                                         
 Design, build and operate a pilot plant that uses solar energy to evaporate SQM brine, which can recover at least 90% of the evaporated water and comply with the chemical specifications that apply to the water and the concentrated brine                                                     |     | Reason for                                      
 Disbursement                                    
 Environmental processing                        |     | Asset / 
 Expense 
 Assets  |     |      Amount disbursed 
 during the year ended 
        March 31, 2025 |  - |     |      Amount disbursed 
 during the year ended 
     December 31, 2024 |   - |     | Future amount to 
     be disbursed |   382 |     | Exact or          
 Estimated Date of 
 Disbursement      
 12-31-2025        |
|:--------------|:----|:---------------------------------------------------------------------------------------------------|:----|:-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|:----|:------------------------------------------------|:----|:--------|:----|----------------------:|---:|:----|----------------------:|----:|:----|-----------------:|------:|:----|:------------------|
| SQM Salar SpA |     | 19-L046700 - Industrial waste management and peripheral cleaning of storage RI SdA                 |     | Manage the tire removal contract for disposal at sites authorized by resolution. Provide machines to clean the waste storage periphery and keep it in suitable environmental condition                                                                                                           |     | Sustainability: Environment and Risk Prevention |     | Expense |     |                       |  - |     |                       | 251 |     |                  |     7 |     | 06-30-2025        |
| SQM Salar SpA |     | 19-L046800 - Transfer of non-hazardous material to waste dump using boom truck                     |     | Provide a boom truck service to remove non-hazardous industrial waste from generating areas.                                                                                                                                                                                                     |     | Sustainability: Environment and Risk Prevention |     | Expense |     |                       |