Chile’s Marathon SQM Case Ends in a 4,356-Page Acquittal

Chile · Justice

The real story here is not guilt or innocence, but how a single corporate political-financing scandal can consume a decade of Chile’s legal system — and what that means for anyone watching how the country holds power to account.

If you have followed Chile’s business or political scene, you know SQM. Lithium made it a global star, but the company was also central to a long criminal case.

The written judgment is finally out. The saga may not be over yet.

The ruling is a 4,356-page document from Santiago’s 3rd Oral Criminal Court. It was formally notified after the October 22, 2025 acquittal of all eight defendants.

Prosecutors are still deciding whether to appeal. Legal uncertainty could stretch even further.

A 4,356-page verdict closes one of Chile’s longest graft cases. (Photo: Carlos yo, CC BY-SA 4.0)

What the SQM case ruling actually says

The written judgment is the formal record of the court’s decision. It clears everyone involved.

That includes Pablo Longueira, a former presidential candidate and minister. It also covers Marco Enríquez-Ominami, a former congressman and three-time presidential hopeful.

Patricio Contesse, SQM’s former general manager, is included too.

The court found no criminal liability for the alleged illegal campaign financing. That financing triggered the investigation back in 2014.

The document is over four thousand pages. Its sheer size made the notification process a small ordeal.

Reports indicate the judiciary had trouble uploading the file. Its size and signature-processing glitches caused the issue.

That is a fitting end to a case marked by delays. Procedural battles and an endless paper trail defined it from the start.

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Why the appeal window matters now

The Public Ministry, Chile’s prosecutorial body, has not closed the door. It said it is reviewing the sentence to decide on a recurso de nulidad.

That is an annulment appeal challenging the trial’s legal validity, not the facts. The filing window is 30 days from notification.

A decision is expected within weeks. For the defendants, the acquittal is a full stop — for now.

An annulment appeal could reopen the case. It would go to a higher court and potentially force a retrial.

That would extend a legal saga that already outlasted two Chilean presidential terms. It has tested public patience.

If prosecutors drop the matter, the case ends quietly. If they appeal, the political and legal noise resumes.

The bigger picture for Chile’s political finance rules

This case is not about lithium. Keep that separate.

SQM is a major global producer of the metal. Its contracts with Corfo and shareholder disputes with Tianqi have made headlines for years.

The criminal case was always about something else. It concerned how money flowed into political campaigns.

The question was whether that flow broke the law. The investigation emerged from a broader scandal over corporate donations to politicians.

That practice was later restricted by law. For a reader living in or invested in Latin America, this matters.

It is a rare, concrete test of how courts handle white-collar political finance cases. A decade-long prosecution ending in full acquittal sends a signal.

That signal may be about weak evidence or overzealous prosecution. It depends on who you ask.

Either way, it shapes the risk calculus for companies and politicians in Chile.

What happens next for the defendants and the case

For Longueira, Enríquez-Ominami, and Contesse, the acquittal clears their names in criminal court. The reputational shadow of a decade-long investigation does not vanish overnight.

Longueira and Enríquez-Ominami have both had national political profiles. Contesse was the public face of SQM during the years in question.

None of them face immediate legal consequences. That holds unless the annulment appeal succeeds.

For observers, the practical takeaway is simple. Wait for the 30-day window to close.

If the Public Ministry stays silent, the case is done. If it files the appeal, expect another round of legal analysis and headlines.

Either way, the SQM case ruling is now public record. All 4,356 pages of it will be cited in Chilean legal circles for years.

Frequently Asked Questions

Sources: Santiago 3rd Oral Criminal Court; La Tercera; CIPER, 2025–2026.