Google has filed an appeal against the 2024 ruling in which a US federal court found the company holds an illegal monopoly in search. The move opens the next chapter of the landmark antitrust case and delays any final resolution for months, if not years.

The appeal targets the liability decision issued in 2024 by Judge Amit Mehta of the US District Court for the District of Columbia in United States v. Google. Google is asking a higher court to review the finding that it unlawfully maintained its dominance in the search market.

The company has consistently defended its market position. Throughout the case, Google argued that its search product owes its dominance to quality, not exclusionary conduct — that users choose Google because it is the better engine, not because they lack alternatives.

What does the appeal change for practitioners?

For antitrust practitioners, the appeal preserves the status quo while the appellate process runs. Nothing in the 2024 liability finding takes practical effect until the appellate court — the US Court of Appeals for the District of Columbia Circuit, or ultimately the Supreme Court if certiorari is granted — resolves the challenge.

The appeal also raises the stakes for the remedies phase of the litigation. A liability determination of this magnitude would ordinarily clear the path for structural or behavioral remedies. An appeal injects uncertainty into that sequencing: the district court's remedial work may proceed in parallel, but any remedy now rests on a holding that Google contends was wrong as a matter of law.

Key practical consequences include:

• Timing. Appellate briefing and argument in a case with this record — one of the most extensive antitrust trial records in recent memory — will stretch well into future court terms.
• Precedential weight. Whatever the appellate court says about exclusive default agreements and monopoly maintenance doctrine will bind future Section 2 cases across the country.
• Settlement leverage. A pending appeal alters the calculus for any negotiated resolution between Google, the Department of Justice, and the state plaintiffs.

Why does the 2024 ruling matter so much?

The district court's decision stands as the most significant US monopoly ruling against a major technology platform in a generation. It followed a trial in which the court examined Google's distribution agreements — the deals that make Google the default search engine on browsers and mobile devices — and concluded that they reinforced a monopoly rather than reflected fair competition.

Google's appeal now asserts the opposite: that the record does not support liability and that the court erred in its legal analysis.

What comes next?

The appellate court will set a briefing schedule. Both sides will then fight over the trial record, the legal standard for monopoly maintenance, and whether the district court's factual findings — which appellate courts review only for clear error — can be disturbed at all.

Antitrust observers on both sides of the bar will watch closely. A affirmed ruling strengthens regulators' hand against other dominant platforms. A reversal would hand Big Tech its most significant appellate victory in decades.

For now, the monopoly finding remains on the books — but contested. Google gets, as one headline put it, "another go."