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Administrative Expenses - Schedule of Administrative Expenses (Details) - CLP ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
General administrative expenses |  |  |
Information technology and communications | $ 157,216 | $ 142,731 | $ 124,003
Maintenance and repair of property and equipment | 51,606 | 49,699 | 42,313
Surveillance and securities transport services | 11,651 | 11,265 | 12,996
External advisory services and professional services fees | 11,252 | 10,326 | 13,785
Office supplies | 8,497 | 8,724 | 9,360
External service of financial information and fraud prevention | 8,129 | 7,483 | 6,543
Legal and notary expenses | 5,799 | 5,433 | 3,733
Postal box, mail, postage and home delivery services | 6,325 | 4,839 | 4,372
Energy, heating and other utilities | 6,132 | 5,513 | 5,307
Other expenses of obligations for lease contracts | 4,200 | 4,431 | 3,731
External service of custody of documentation | 4,664 | 3,943 | 3,846
Insurance premiums except to cover operational risk events | 4,142 | 4,167 | 3,380
Expenses for short-term leases | 3,658 | 3,860 | 2,782
Donations | 3,249 | 3,251 | 1,666
Representation and travel expenses | 3,191 | 3,249 | 2,449
Card embossing service | 2,084 | 1,756 | 1,274
Fees for other technical reports | 1,063 | 1,034 | 799
Fees for review and audit of the financial statements by the external auditor | 873 | 750 | 839
Expenses for leases low value | 549 | 509 | 491
Title classification fees | 241 | 169 |
Fines applied by other agencies | 132 | 108 | 211
Other general administrative expenses | 9,393 | 9,354 | 7,811
Outsource services |  |  |
Technological developments expenses, certification and technology testing | 22,323 | 25,437 | 19,627
Data processing | 11,133 | 11,907 | 8,385
External credit evaluation service | 5,820 | 5,729 | 5,208
External collection service | 4,841 | 4,414 |
External human resources administration services and supply of external personnel | 1,820 | 1,724 | 1,438
Call Center service for sales, marketing, quality control customer service | 1,695 | 2,192 | 1,586
Other outsource services | 1,144 | 1,250 | 1,482
External cleaning service, casino, custody of files and documents, storage of furniture and equipment | 473 | 390 | 358
Board expenses |  |  |
Board of Directors Compensation | 3,500 | 3,347 | 3,095
Other Board expenses | 78 | 111 | 102
Marketing | 33,948 | 39,617 | 35,280
Taxes, contributions and other legal charges |  |  |
Contribution to the banking regulator | 15,248 | 14,785 | 13,566
Real estate contributions | 6,020 | 5,521 | 4,727
Taxes other than income tax | 2,803 | 2,530 | 2,207
Municipal patents | 1,752 | 1,647 | 1,568
Other legal charges | 52 | 60 | 47
Total | $ 416,696 | $ 403,255 | $ 350,367

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