AI Abuse Court Cases

AI-related case

WRI Summit REIT LP v. Kuerschner

Arizona Court of Appeals, Division One · Arizona · Aug 10, 2026

False Quotes: Case Law | Appellant quoted Burton as containing language about 'manifestly unreasonable, or exercised on untenable grounds, or for untenable reasons,' which the court found does not appear in Burton. || False Quotes: Case Law | Appellant attributed a de novo review statement re § 12-350 to Bennett that the cited paragraph does not contain. || False Quotes: Case Law | Appellant cited Brown for a due-process rule ('Rulings which prevent a party from presenting evidence strike at the heart of due process') though Brown is a 1998 appellate decision and does not contain that language. || Fabricated: Case Law | Appellant cited a case the court could not locate (appears non-existent in Arizona appellate reports). || Misrepresented: Case Law | Appellant asserted Takieh reversed a fee sanction for failure to make explicit findings under § 12-350; court found Takieh did not contain that language and in fact affirmed the sanction. || Misrepresented: Case Law | Appellant represented Hertz as a published, citable opinion when it is an unpublished memorandum decision and cannot be cited for persuasive value. || Misrepresented: Case Law | Appellant cited Starr Pass with incorrect…

Judges: Brian Y. Furuya, D. Andrew Gaona, Jennifer M. Perkins

AI-related case

Isles v. Family Dollar

Arizona Court of Appeals, Division One · Arizona · Aug 6, 2026

Judges: Anni Hill Foster, D. Andrew Gaona, David B. Gass

AI-related case

Barari v. Burgess

Arizona Court of Appeals, Division One · Arizona · Jun 26, 2026

Fabricated: Case Law | Appellant cited a case that does not exist — a 'hallucinated' case — which the court identified as a fabricated citation. || Misrepresented: Case Law | Numerous inaccurate citations (about 24 of 52) that misstate case facts, holdings, and rules and attribute principles to cases that do not support them.

Judges: Andrew M. Jacobs, Brian Y. Furuya, James B. Morse Jr.

AI-related case

Ngaruiya v. Gill

Arizona Court of Appeals, Division One · Arizona · Jun 16, 2026

Misrepresented: Case Law | Brief misrepresents In re Marriage of Thorn by attributing language that does not appear and applying it to an unrelated proposition. || Misrepresented: Legal Norm | Brief misquotes Arizona Rule of Civil Procedure 60(b)(4) and misattributes or misstates related authority (Ruffino and Hilgeman) in support of the rule proposition. || Fabricated: Case Law | Brief contains two fabricated quotations purportedly from Master Fin., Inc. v. Woodburn; court found the quoted language did not appear in the opinion. || Fabricated: Case Law | Brief contains a fabricated quotation purportedly from Bollermann v. Nowlis though the case does not concern the asserted proposition. || Fabricated: Case Law | Brief contains a fabricated quotation purportedly from Sprang v. Petersen Lumber, Inc., but the quoted language does not appear and the case does not support the proposition. || Fabricated: Case Law | Brief contains a fabricated quotation purportedly from State v. Silva; court noted Silva generally concerns the proposition but the quotation was fabricated or inaccurate. || Misrepresented: Case Law | Brief misquotes Mullane v. Cent. Hanover Bank & Tr. Co.; court noted Mull…

Judges: Andrew M. Jacobs, Brian Y. Furuya, James B. Morse Jr.

AI-related case

Villanueva v. Bowers

Arizona Court of Appeals, Division One · Arizona · Jun 11, 2026

Fabricated: Case Law | Appellant's brief cited a non-existent case; opposing counsel identified the error and the court noted the citation did not correspond to any real authority. || Fabricated: Case Law | Brief contained citations to cases with incorrect and impossible pin cites that did not match the cited authorities. || Fabricated: Case Law | Appellant cited a memorandum decision with an impossible/pre-2015 issuance date inconsistent with the court record.

Judges: Andrew M. Jacobs, Brian Y. Furuya, James B. Morse Jr.

AI-related case

Estate of Claxton

Arizona Court of Appeals, Division One · Arizona · May 18, 2026

Fabricated: Case Law | Appellant's briefing contained several fictitious or inaccurate case citations; court identified them as fictitious or inaccurate but did not list specific citations.

Judges: Randall M. Howe, Veronika Fabian

AI-related case

In the Matter of the Estate of Kuerschner

Arizona Court of Appeals, Division One · Arizona · Mar 5, 2026

Fabricated: Case Law | Appellant cited “Orlandini v. Crawford (Arizona Court of Appeals),” which the court could not locate and concluded does not appear to exist. || False Quotes: Case Law | Appellant quoted language attributed to Wallace that does not appear in the Wallace decision and miscited the citation (pointed to Zambrano instead); court identified the quoted language as false and the citation as incorrect. || Misrepresented: Case Law | Appellant claimed Takieh v. O'Meara vacated sanctions; the court noted Takieh actually upheld sanctions and appellant's description mischaracterized the decision. || Misrepresented: Case Law | Appellant cited In re Estate of Stewart for a proposition about cautious fee awards, but the court observed Stewart does not discuss attorney fees and the citation was unsupported.

Judges: David D. Weinzweig, Veronika Fabian

AI-related case

In the Matter of the Estate of Arturo Lopez

Arizona Court of Appeals, Division One · Arizona · Feb 27, 2026

Fabricated: Case Law | Appellant's briefs included fabricated legal citations and defective citations; the court concluded several citations contained substantial defects and appeared fabricated. || False Quotes: Case Law | Appellant's briefs contained fabricated or false quotations attributed to legal authorities; the court found the quotations unsupported and likely AI-generated.

Judges: David D. Weinzweig, Veronika Fabian

AI-related case

In re termination of parental rights (HK)

Arizona Court of Appeals, Division One · Arizona · Feb 25, 2026

False Quotes: Case Law | Mother cited JS-501568, 177 Ariz. at 577, attributing multiple sentences the court could not find, including 'a parent's ability to maintain a relationship must be judged by what they do, not what another parent does or does not do' and 'minimal efforts do not preclude abandonment ... sporadic or infrequent contact is not normal parental contact.' The court concluded these quotes are not in that opinion. || Fabricated: Legal Norm | Mother's brief quoted A.R.S. § 8-531(1) as stating: '[a]bandonment is measured by a parent's conduct, not the parent's subjective intent.' The court found this quoted statutory language does not appear in § 8-531(1). || Fabricated: Legal Norm | Mother's brief attributed language to A.R.S. § 8-533(B)(1) stating abandonment is established when a parent has failed to maintain a normal parental relationship 'without just cause.' The court found the statute does not contain the quoted phrasing. || False Quotes: Case Law | Mother's brief attributed a non-existent quote to Raymond F. v. Dep't of Econ. Sec., 224 Ariz. 373, 378, ¶ 21 (App. 2010): '[a] parent who creates barriers to contact through substance abuse cannot claim just cause…

Judges: Angela K. Paton, Jennifer M. Perkins, Michael S. Catlett

AI-related case

In re the Matter of: Abius Rosas Carreon

Arizona Court of Appeals, Division One · Arizona · Feb 4, 2026

False Quotes: Case Law | Court found Father's brief contained fabricated quotations attributed to cited cases; quotations were not supported by the authorities. || Fabricated: Case Law | Court observed several incomplete and defective citations in Father's brief suggesting invented or fabricated authority. || Misrepresented: Case Law | Court identified misrepresentation of authorities where cited cases were used to support premises the Court found unsupported by those authorities.

Judges: David D. Weinzweig, Veronika Fabian