Incident Tracker

Tuyunuklu v Akmal, [2026] UKUT 174 (LC)

dismissal

Before the Upper Tribunal (Lands Chamber), unrepresented appellant Hakan Tuyunuklu relied on Rakusen v Jepson for a proposition the Supreme Court never decided. Judge Elizabeth Cooke dismissed his rent-repayment-order appeal and, noting references to AI in the hearing transcript, said she suspected he had been misled by an AI hallucination.

Date of decision/order

2026-05-05

Court

Upper Tribunal (Lands Chamber)

Jurisdiction

UK

AI tool

Not identified in the record

Conduct

An unrepresented appellant relied on Rakusen v Jepson [2023] UKSC 9 for a proposition the Supreme Court never decided. From references to AI in the hearing transcript the judge inferred the appellant may have been misled by an AI hallucination; AI use was suspected but not confirmed.

Consequence

See outcome