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The insider: 6 June 2025

221403
More oi oi than AI: Dominic Regan on fake citations, succinct judgments & bewildering costs

On the day before his birthday, Sir Andrew Ritchie heard and gave judgment in the bizarre case of R (on the application of Frederick Ayinde) v Haringey London Borough Council [2025] EWHC 1040 (Admin). I have no doubt that reams will be dedicated to this matter, but nevertheless I want to make a few comments.

This is the infamous judicial review in which no less than five fake authorities were cited to the defendant and the High Court. There is no accepted explanation as to where these cases originated. Who or what created them? The finger is pointed at artificial intelligence (AI). No one should ever be citing authorities without first checking their provenance. Dare I say it is also a mighty good idea to read them? No matter how brilliant the headnote, there is no substitute for reading the entire decision within which there might just be buried treasure. The seminal authority

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NEWS
In this week's issue, Stephen Gold, NLJ columnist and former district judge, surveys another eclectic fortnight in procedure. With humour and humanity, he reminds readers that beneath the procedural dust, the law still changes lives
Generative AI isn’t the villain of the courtroom—it’s the misunderstanding of it that’s dangerous, argues Dr Alan Ma of Birmingham City University and the Birmingham Law Society in this week's NLJ
James Naylor of Naylor Solicitors dissects the government’s plan to outlaw upward-only rent review (UORR) clauses in new commercial leases under Schedule 31 of the English Devolution and Community Empowerment Bill, in this week's NLJ. The reform, he explains, marks a seismic shift in landlord-tenant power dynamics: rents will no longer rise inexorably, and tenants gain statutory caps and procedural rights
Writing in NLJ this week, James Harrison and Jenna Coad of Penningtons Manches Cooper chart the Privy Council’s demolition of the long-standing ‘shareholder rule’ in Jardine Strategic v Oasis Investments
Professor Dominic Regan of City Law School and the Frenkel Topping Group—AKA The insider—crowns Mazur v Charles Russell Speechlys LLP as his case of 2025 in his latest column for NLJ. The High Court’s decision—that non-authorised employees cannot conduct litigation, even under supervision—has sent shockwaves through the profession. Regan calls it the year’s defining moment for civil practitioners and reproduces a ‘cut-out-and-keep’ summary of key rulings from Mr Justice Sheldon
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